sliding door bearing 6202 mini ball bearing 681 ceramic ball bearings 608
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Product Overview
Description
Product Description
Definition:
A ball bearing is a type of rolling-element bearing that uses balls to maintain the separation between the bearing races. Ball bearings are designed to reduce friction between moving parts and support radial and axial loads, allowing components to rotate smoothly.
A ball bearing is a type of rolling-element bearing that uses balls to maintain the separation between the bearing races. Ball bearings are designed to reduce friction between moving parts and support radial and axial loads, allowing components to rotate smoothly.
Structure:
A typical ball bearing consists of the following components:
1. Inner Race (Inner Ring): The inner part that fits onto the rotating shaft.
2. Outer Race (Outer Ring): The outer part that is fixed in place, such as in a housing.
3. Balls: Spherical elements that roll between the inner and outer races, reducing friction.
4. Cage (Separator): A structure that holds the balls in place and ensures they are evenly spaced, allowing free and smooth movement.
A typical ball bearing consists of the following components:
1. Inner Race (Inner Ring): The inner part that fits onto the rotating shaft.
2. Outer Race (Outer Ring): The outer part that is fixed in place, such as in a housing.
3. Balls: Spherical elements that roll between the inner and outer races, reducing friction.
4. Cage (Separator): A structure that holds the balls in place and ensures they are evenly spaced, allowing free and smooth movement.
Working Principle:
When the inner race rotates, the balls roll along the inner surface of the outer race. This rolling motion significantly reduces friction compared to sliding motion, leading to increased efficiency and reduced wear.
When the inner race rotates, the balls roll along the inner surface of the outer race. This rolling motion significantly reduces friction compared to sliding motion, leading to increased efficiency and reduced wear.
Applications of Ball Bearings:
1. Automotive Industry:
* Used in engines, transmissions, wheels, and electric motors to improve performance and reduce wear.
* Found in alternators, water pumps, and starters.
2. Industrial Machinery:
* Essential in various types of machinery, including conveyors, pumps, compressors, and gearboxes.
* Used in manufacturing equipment such as CNC machines and lathes.
3. Aerospace:
* Employed in aircraft engines, landing gear, and control surfaces for reliable performance under extreme conditions and loads.
* Used in various aerospace applications where lightweight and durable bearings are crucial.
4. Electronics:
* Used in hard drives, computer cooling fans, and various small motors to ensure smooth operation and longevity.
* Found in power tools and household appliances to reduce operational noise and increase efficiency.
5. Home Appliances:
* Utilized in washing machines, refrigerators, and air conditioning units to decrease friction and improve energy efficiency.
* Found in ceiling fans and other rotating devices for smooth performance.
6. Sports Equipment:
* Incorporated into bicycles, skateboards, inline skates, and other sporting goods to enhance performance and reduce friction.
7. Medical Devices:
* Used in imaging devices like MRI machines, surgical instruments, and dental equipment to ensure precise motion and reliability.
8. Robotics:
* Essential in robotic arms and actuators for smooth and precise movements, significantly impacting the performance of automated systems.
9. Maritime Applications:
* Used in ship motors, propeller shafts, and rudder systems to ensure efficient operation in harsh ocean environments.
1. Automotive Industry:
* Used in engines, transmissions, wheels, and electric motors to improve performance and reduce wear.
* Found in alternators, water pumps, and starters.
2. Industrial Machinery:
* Essential in various types of machinery, including conveyors, pumps, compressors, and gearboxes.
* Used in manufacturing equipment such as CNC machines and lathes.
3. Aerospace:
* Employed in aircraft engines, landing gear, and control surfaces for reliable performance under extreme conditions and loads.
* Used in various aerospace applications where lightweight and durable bearings are crucial.
4. Electronics:
* Used in hard drives, computer cooling fans, and various small motors to ensure smooth operation and longevity.
* Found in power tools and household appliances to reduce operational noise and increase efficiency.
5. Home Appliances:
* Utilized in washing machines, refrigerators, and air conditioning units to decrease friction and improve energy efficiency.
* Found in ceiling fans and other rotating devices for smooth performance.
6. Sports Equipment:
* Incorporated into bicycles, skateboards, inline skates, and other sporting goods to enhance performance and reduce friction.
7. Medical Devices:
* Used in imaging devices like MRI machines, surgical instruments, and dental equipment to ensure precise motion and reliability.
8. Robotics:
* Essential in robotic arms and actuators for smooth and precise movements, significantly impacting the performance of automated systems.
9. Maritime Applications:
* Used in ship motors, propeller shafts, and rudder systems to ensure efficient operation in harsh ocean environments.
Ball bearings are vital components in a wide range of applications due to their ability to reduce friction, increase efficiency, and extend the lifespan of machinery. Their versatility and effectiveness make them integral to the functioning of many mechanical systems across various industries.
Deep groove ball bearing types
Deep groove ball bearings are mainly used to withstand radial loads, but they are also commonly used to withstand composite radial and axial loads. Especially when the speed of mechanical equipment is very high and it is not suitable to use thrust bearings, this bearing can be used to withstand bidirectional pure axial loads without maintenance during operation. It is a low-cost and widely used bearing.
The models of deep groove ball bearings include:
Deep groove ball bearing (6001 type);
Deep groove ball bearings with stop grooves on the outer ring (6002N type);
A deep groove ball bearing (6003-ZN type) with a dust cover on one side and a stop groove on the outer ring on the other side; Deep groove ball bearings with dust covers on both sides and stop grooves on the outer ring (60000-2ZN type);
Deep groove ball bearing with dust cover on one side (6004Z type);
Deep groove ball bearings with dust covers on both sides (6000-2Z type);
Deep groove ball bearings with sealing rings on one side (6000-LS type, 6000-RZ type);
Deep groove ball bearings with sealing rings on both sides (6000-2LS type, 6000-2RZ type);
Deep groove ball bearing with flange outer ring (F6000 type);
Deep groove ball bearing with flange outer ring and dust cover on one side (F6000-Z type);
There are 11 types of flange outer ring deep groove ball bearings (F6000-2Z type) with dust covers on both sides. [2]
The models of deep groove ball bearings include:
Deep groove ball bearing (6001 type);
Deep groove ball bearings with stop grooves on the outer ring (6002N type);
A deep groove ball bearing (6003-ZN type) with a dust cover on one side and a stop groove on the outer ring on the other side; Deep groove ball bearings with dust covers on both sides and stop grooves on the outer ring (60000-2ZN type);
Deep groove ball bearing with dust cover on one side (6004Z type);
Deep groove ball bearings with dust covers on both sides (6000-2Z type);
Deep groove ball bearings with sealing rings on one side (6000-LS type, 6000-RZ type);
Deep groove ball bearings with sealing rings on both sides (6000-2LS type, 6000-2RZ type);
Deep groove ball bearing with flange outer ring (F6000 type);
Deep groove ball bearing with flange outer ring and dust cover on one side (F6000-Z type);
There are 11 types of flange outer ring deep groove ball bearings (F6000-2Z type) with dust covers on both sides. [2]
According to the size of deep groove ball bearings, they can be divided into:
(1) Micro bearings - bearings with a nominal outer diameter size range of 26mm or less;
(2) Small bearings - bearings with a nominal outer diameter size range of 28-55mm;
(3) Small and medium-sized bearings - bearings with a nominal outer diameter size range of 60-115mm;
(4) Medium and large-sized bearings - bearings with a nominal outer diameter size range of 120-190mm
(5) Large bearings - bearings with a nominal outer diameter size range of 200-430mm;
(6) Extra large bearings - bearings with a nominal outer diameter size range of 440mm or more.Processing form
(1) Micro bearings - bearings with a nominal outer diameter size range of 26mm or less;
(2) Small bearings - bearings with a nominal outer diameter size range of 28-55mm;
(3) Small and medium-sized bearings - bearings with a nominal outer diameter size range of 60-115mm;
(4) Medium and large-sized bearings - bearings with a nominal outer diameter size range of 120-190mm
(5) Large bearings - bearings with a nominal outer diameter size range of 200-430mm;
(6) Extra large bearings - bearings with a nominal outer diameter size range of 440mm or more.Processing form
The processing form of deep groove ball bearing parts is as follows:
1. Multi process processing: Generally, bearing production requires 20-40 processes, with more than 70 processes.
2. Forming processing: The working surface of bearing parts is a rotary forming surface, suitable for processing using the forming method.
3. Precision machining: The vast majority of bearing parts require grinding on their surfaces, with grinding dimensions and geometric accuracy measured in micrometers
1. Multi process processing: Generally, bearing production requires 20-40 processes, with more than 70 processes.
2. Forming processing: The working surface of bearing parts is a rotary forming surface, suitable for processing using the forming method.
3. Precision machining: The vast majority of bearing parts require grinding on their surfaces, with grinding dimensions and geometric accuracy measured in micrometers
The tapered roller bearing Features and benefits
Tapered roller bearings are a type of rolling-element bearing that can support both radial and axial loads. They are designed to handle heavy loads and high speeds while providing low friction and high reliability. Here’s an overview of the features and benefits of tapered roller bearings, along with various series:
Features of Tapered Roller Bearings
1. Design:
* Tapered roller bearings consist of an inner ring, an outer ring, tapered rollers, and a cage that holds the rollers in
place.
* The rollers are shaped like a truncated cone, which allows them to engage with the raceways at an angle, facilitating load distribution.
2. Load Capacity:
* They are capable of carrying high axial and radial loads simultaneously due to the geometry of the tapered rollers.
3. Sealing and Shielding Options:
* Tapered roller bearings can come with different sealing options (open, metal shielded, or rubber sealed) to protect against contamination and retain lubrication.
4. Ease of Assembly and Alignment:
* They can be mounted to accommodate shaft misalignment, which is crucial in various applications.
5. Interchangeability:
* Many manufacturers produce standardized designs for tapered roller bearings, allowing for easy replacement.
* Tapered roller bearings consist of an inner ring, an outer ring, tapered rollers, and a cage that holds the rollers in
place.
* The rollers are shaped like a truncated cone, which allows them to engage with the raceways at an angle, facilitating load distribution.
2. Load Capacity:
* They are capable of carrying high axial and radial loads simultaneously due to the geometry of the tapered rollers.
3. Sealing and Shielding Options:
* Tapered roller bearings can come with different sealing options (open, metal shielded, or rubber sealed) to protect against contamination and retain lubrication.
4. Ease of Assembly and Alignment:
* They can be mounted to accommodate shaft misalignment, which is crucial in various applications.
5. Interchangeability:
* Many manufacturers produce standardized designs for tapered roller bearings, allowing for easy replacement.
Benefits of Tapered Roller Bearings
1. Versatile Load Handling:
* They are ideal for applications involving combined loads (both radial and axial), making them suitable for vehicle wheel hubs, gearboxes, and many industrial applications.
2. High Reliability:
* The tapered design allows for better distribution of stress and fosters durability, leading to longer service life.
3. Reduced Friction:
* The rolling element design minimizes friction, enabling smoother operation and decreased heat generation.
4. Extended Maintenance Intervals:
* With proper installation and lubrication, tapered roller bearings can have longer maintenance cycles, reducing downtime.
5. High Performance:
* They can operate at high speeds, making them suitable for machinery and equipment that require quick rotational movements.
Series of Tapered Roller Bearings
1. Metric Tapered Roller Bearings (e.g., 32205, 32306)
* Designed with metric dimensions.
* Commonly used in automotive and industrial applications.
2. Imperial Tapered Roller Bearings (e.g., 30205, 30306)
* Designed with imperial dimensions (inches).
* Widely used in North America, especially in heavy-duty trailer and vehicle wheel applications.
3. Heavy-Duty Tapered Roller Bearings (e.g., 33000 series)
* Constructed for heavy industrial applications and machinery.
* Enhanced load capacity and robustness.
4. Angular Contact Tapered Roller Bearings (e.g., 30 series)
* Designed to support axial loads in one direction while carrying radial loads.
* Commonly used in applications like high-speed spindles.
5. Double Row Tapered Roller Bearings (e.g., 32 series)
* Equipped with double rows of rollers, providing increased load carrying capacity and stability.
* Used in applications where axial space is limited.
Applications
Tapered roller bearings are used in various fields, such as:
* Automotive Industry: Wheel hubs, transmissions, and differential cases.
* Industrial Machinery: Gearboxes, conveyor systems, and pumps.
* Aerospace: Landing gear and turbine engine components.
* Marine Applications: Ship propulsion systems and winches.
1. Versatile Load Handling:
* They are ideal for applications involving combined loads (both radial and axial), making them suitable for vehicle wheel hubs, gearboxes, and many industrial applications.
2. High Reliability:
* The tapered design allows for better distribution of stress and fosters durability, leading to longer service life.
3. Reduced Friction:
* The rolling element design minimizes friction, enabling smoother operation and decreased heat generation.
4. Extended Maintenance Intervals:
* With proper installation and lubrication, tapered roller bearings can have longer maintenance cycles, reducing downtime.
5. High Performance:
* They can operate at high speeds, making them suitable for machinery and equipment that require quick rotational movements.
Series of Tapered Roller Bearings
1. Metric Tapered Roller Bearings (e.g., 32205, 32306)
* Designed with metric dimensions.
* Commonly used in automotive and industrial applications.
2. Imperial Tapered Roller Bearings (e.g., 30205, 30306)
* Designed with imperial dimensions (inches).
* Widely used in North America, especially in heavy-duty trailer and vehicle wheel applications.
3. Heavy-Duty Tapered Roller Bearings (e.g., 33000 series)
* Constructed for heavy industrial applications and machinery.
* Enhanced load capacity and robustness.
4. Angular Contact Tapered Roller Bearings (e.g., 30 series)
* Designed to support axial loads in one direction while carrying radial loads.
* Commonly used in applications like high-speed spindles.
5. Double Row Tapered Roller Bearings (e.g., 32 series)
* Equipped with double rows of rollers, providing increased load carrying capacity and stability.
* Used in applications where axial space is limited.
Applications
Tapered roller bearings are used in various fields, such as:
* Automotive Industry: Wheel hubs, transmissions, and differential cases.
* Industrial Machinery: Gearboxes, conveyor systems, and pumps.
* Aerospace: Landing gear and turbine engine components.
* Marine Applications: Ship propulsion systems and winches.
In summary, tapered roller bearings offer a host of features and benefits that make them suitable for a wide range of applications across various industries. Their ability to handle substantial loads and operate at high speeds, along with their reliability and efficiency, makes them a preferred choice for engineers and manufacturers.
Bearing balls, also known as ball bearings or steel balls, are crucial components in many mechanical systems, particularly in industrial machinery and automotive applications. These small, spherical balls are typically made from steel, ceramic, or other materials and are designed to reduce friction and facilitate smooth rotation between two surfaces.
Bearing balls are used in various types of bearings, such as deep groove ball bearings, angular contact ball bearings, and thrust ball bearings. They are inserted between the inner and outer races of the bearing to support radial and axial loads, allowing for efficient movement of rotating parts.
The size and material of bearing balls can vary depending on the specific application requirements. Steel balls are the most common due to their durability and cost-effectiveness, while ceramic balls are preferred for high-speed and high-precision applications due to their lighter weight and resistance to corrosion.
A linear bearing slide is a mechanical component that facilitates linear motion between two surfaces, typically a stationary base and a moving carriage or platform. The slide consists of several components, including linear bearings that reduce friction and enable smooth and precise movement along a track or rail.
The linear bearings are usually ball bearings or roller bearings housed within a carriage that travels along a linear guide rail. The bearings allow for low friction movement in a single direction, preventing side-to-side or rotational movement. This configuration provides high precision and repeatability in applications requiring linear motion, such as in machine tools, automation systems, and robotics.
Linear bearing slides come in various designs and sizes to accommodate different load capacities, speed requirements, and environmental conditions. They are commonly used in industrial machinery, medical equipment, laboratory instruments, and other applications where precise linear motion is essential. Regular maintenance and proper lubrication are necessary to ensure the longevity and performance of linear bearing slides.
A linear bearing is a mechanical component that allows for smooth and precise linear motion between two parts. It typically consists of a movable element (like a shaft) and a stationary element (like a housing). Linear bearings are designed to support loads while minimizing friction, enabling easy movement along a straight path.
There are different types of linear bearings, including ball bearings, roller bearings, and plain bearings, each suited for various applications. These bearings are commonly used in machinery, robotics, and automation systems to ensure efficient and accurate motion. Their key advantages include high load capacity, durability, and low maintenance requirements.
There are different types of linear bearings, including ball bearings, roller bearings, and plain bearings, each suited for various applications. These bearings are commonly used in machinery, robotics, and automation systems to ensure efficient and accurate motion. Their key advantages include high load capacity, durability, and low maintenance requirements.
motorcycles ball bearing 11a
Bearings play a crucial role in the functionality and performance of motorcycles. They are used in various parts of the motorcycle to reduce friction, support rotating components, and handle loads. Here’s an overview of the applications of bearings in motorcycles along with examples of specific bearing types and models.
Application of Bearings in Motorcycles
1. Engine Components: Bearings are essential in the engine to support the crankshaft, camshaft, and connecting rods. They help in minimizing friction and wear, ensuring smooth operation and longevity.
2. Wheels: Wheel bearings are vital for the smooth rotation of the wheels. They allow the wheels to spin freely while bearing the load of the motorcycle and the rider, ensuring stability and control.
3. Transmission: Bearings are used in the transmission system, including the gears and shafts, to facilitate smooth gear shifting and power transfer from the engine to the wheels.
4. Suspension System: Bearings in the suspension system, such as in shock absorbers and swingarms, help in absorbing shocks and providing stability during rides.
5. Steering Head: The steering head bearings enable smooth steering movement, ensuring the rider has precise control over the motorcycle’s direction.
6. Brake System: Disc brake systems utilize bearings that allow the brake calipers to move smoothly when applying brakes, ensuring efficient stopping performance.
7. Kickstarter and Gear Shifter: In manual motorcycles, bearings can be found in the kickstarter assembly and gear shifter mechanism to ensure easy operation and reduce wear.
8. Chain and Sprocket Systems: Bearings in the chain and sprocket systems support the pinion shaft and reduce friction, promoting efficient power transfer.
Examples of Bearing Types and Models in Motorcycles
1. 6605-2RS: Deep groove ball bearings used in various applications including wheel hubs and engine components.
2. 6901-2RS: A smaller deep groove ball bearing often used in the front and rear wheel assemblies.
3. 6204-2RS: Commonly used in both the front and rear wheels, providing reliability and durability in various environmental conditions.
4. 6303-2RS: This bearing is commonly used in motorbike engine configurations where moderate load support is required.
5. 22-160: Often used in the steering head assembly for smooth steering operation.
6. B19-136: Typically used in bike transmission systems, supporting the different shafts effectively.
7. 6306-2RS: Utilized in various locations within the motorcycle where there is a need to manage heavier loads.
8. NJ204E: A cylindrical roller bearing that might be used within the engine assembly, particularly in high-load conditions.
1. Engine Components: Bearings are essential in the engine to support the crankshaft, camshaft, and connecting rods. They help in minimizing friction and wear, ensuring smooth operation and longevity.
2. Wheels: Wheel bearings are vital for the smooth rotation of the wheels. They allow the wheels to spin freely while bearing the load of the motorcycle and the rider, ensuring stability and control.
3. Transmission: Bearings are used in the transmission system, including the gears and shafts, to facilitate smooth gear shifting and power transfer from the engine to the wheels.
4. Suspension System: Bearings in the suspension system, such as in shock absorbers and swingarms, help in absorbing shocks and providing stability during rides.
5. Steering Head: The steering head bearings enable smooth steering movement, ensuring the rider has precise control over the motorcycle’s direction.
6. Brake System: Disc brake systems utilize bearings that allow the brake calipers to move smoothly when applying brakes, ensuring efficient stopping performance.
7. Kickstarter and Gear Shifter: In manual motorcycles, bearings can be found in the kickstarter assembly and gear shifter mechanism to ensure easy operation and reduce wear.
8. Chain and Sprocket Systems: Bearings in the chain and sprocket systems support the pinion shaft and reduce friction, promoting efficient power transfer.
Examples of Bearing Types and Models in Motorcycles
1. 6605-2RS: Deep groove ball bearings used in various applications including wheel hubs and engine components.
2. 6901-2RS: A smaller deep groove ball bearing often used in the front and rear wheel assemblies.
3. 6204-2RS: Commonly used in both the front and rear wheels, providing reliability and durability in various environmental conditions.
4. 6303-2RS: This bearing is commonly used in motorbike engine configurations where moderate load support is required.
5. 22-160: Often used in the steering head assembly for smooth steering operation.
6. B19-136: Typically used in bike transmission systems, supporting the different shafts effectively.
7. 6306-2RS: Utilized in various locations within the motorcycle where there is a need to manage heavier loads.
8. NJ204E: A cylindrical roller bearing that might be used within the engine assembly, particularly in high-load conditions.
In summary, bearings are integral components in modern motorcycles, enhancing their performance and reliability across various systems. The examples provided show the diversity of bearing types and how they cater to different operational needs within the motorcycle. Proper maintenance of these bearings ensures optimal functionality and longevity, contributing to a safer and more enjoyable riding experience.
Koyo, a subsidiary of JTEKT Corporation, is a well-known manufacturer of high-quality bearings used in automotive and industrial applications. Established in Japan, Koyo has earned a reputation for delivering reliable and advanced bearing solutions. Among its extensive product range, car bearings play a critical role in ensuring the smooth operation of vehicles. They are designed to support the various moving parts of a car while minimizing friction and wear.
Types of Koyo Car Bearings
Koyo produces a variety of car bearings, including:
1. Ball Bearings: These are the most common type of bearings used in vehicles. They consist of balls that roll between inner and outer raceways, providing low friction and high-speed capabilities.
2. Roller Bearings: These bearings utilize cylindrical rollers to carry loads. They are typically used in applications requiring high load-carrying capacity.
3. Tapered Bearing Units: These bearings have tapered rollers that allow for greater load distribution and are commonly used in wheel hubs.
4. Spherical Bearings: These bearings permit axial movement, making them suitable for applications where misalignment may occur.
Key Specifications and Models
Koyo car bearings come in various models, each tailored for specific vehicle applications. Below are some notable models with
detailed specifications:
1. Koyo 6203 Ball Bearing
* Type: Deep Groove Ball Bearing
* Inner Diameter (ID): 17 mm
* Outer Diameter (OD): 40 mm
* Width: 12 mm
* Rated Dynamic Load: 6,550 N
* Rated Static Load: 3,330 N
* Max Speed: 40,000 RPM
* Application: Commonly used in automotive engines, transmissions, and wheels.
2. Koyo 30205 Tapered Roller Bearing
* Type: Tapered Roller Bearing
* Inner Diameter (ID): 25 mm
* Outer Diameter (OD): 52 mm
* Width: 15.25 mm
* Rated Dynamic Load: 20,800 N
* Rated Static Load: 28,500 N
* Max Speed: 3,200 RPM
* Application: Used in wheel hubs and differentials.
3. Koyo 6301ZZ Ball Bearing
* Type: Shielded Deep Groove Ball Bearing
* Inner Diameter (ID): 12 mm
* Outer Diameter (OD): 37 mm
* Width: 12 mm
* Rated Dynamic Load: 6,130 N
* Rated Static Load: 2,380 N
* Max Speed: 50,000 RPM
* Application: Suitable for various automotive applications, such as electric motors and alternators.
4. Koyo 30305 Roller Bearing
* Type: Tapered Roller Bearing
* Inner Diameter (ID): 25 mm
* Outer Diameter (OD): 55 mm
* Width: 17 mm
* Rated Dynamic Load: 24,000 N
* Rated Static Load: 31,500 N
* Max Speed: 2,700 RPM
* Application: Often used in commercial vehicles and heavy-duty applications.
Advantages of Koyo Car Bearings
* High Quality: Koyo guarantees high precision in manufacturing their bearings, leading to greater durability and reliability.
* Innovative Technology: Koyo continuously invests in research and development to improve bearing designs and materials for enhanced performance.
* Wide Range: With various models available, Koyo car bearings can meet the diverse needs of modern automotive applications.
* Global Availability: Koyo products are distributed worldwide, ensuring that customers can easily acquire the bearings necessary for their vehicles.
Koyo produces a variety of car bearings, including:
1. Ball Bearings: These are the most common type of bearings used in vehicles. They consist of balls that roll between inner and outer raceways, providing low friction and high-speed capabilities.
2. Roller Bearings: These bearings utilize cylindrical rollers to carry loads. They are typically used in applications requiring high load-carrying capacity.
3. Tapered Bearing Units: These bearings have tapered rollers that allow for greater load distribution and are commonly used in wheel hubs.
4. Spherical Bearings: These bearings permit axial movement, making them suitable for applications where misalignment may occur.
Key Specifications and Models
Koyo car bearings come in various models, each tailored for specific vehicle applications. Below are some notable models with
detailed specifications:
1. Koyo 6203 Ball Bearing
* Type: Deep Groove Ball Bearing
* Inner Diameter (ID): 17 mm
* Outer Diameter (OD): 40 mm
* Width: 12 mm
* Rated Dynamic Load: 6,550 N
* Rated Static Load: 3,330 N
* Max Speed: 40,000 RPM
* Application: Commonly used in automotive engines, transmissions, and wheels.
2. Koyo 30205 Tapered Roller Bearing
* Type: Tapered Roller Bearing
* Inner Diameter (ID): 25 mm
* Outer Diameter (OD): 52 mm
* Width: 15.25 mm
* Rated Dynamic Load: 20,800 N
* Rated Static Load: 28,500 N
* Max Speed: 3,200 RPM
* Application: Used in wheel hubs and differentials.
3. Koyo 6301ZZ Ball Bearing
* Type: Shielded Deep Groove Ball Bearing
* Inner Diameter (ID): 12 mm
* Outer Diameter (OD): 37 mm
* Width: 12 mm
* Rated Dynamic Load: 6,130 N
* Rated Static Load: 2,380 N
* Max Speed: 50,000 RPM
* Application: Suitable for various automotive applications, such as electric motors and alternators.
4. Koyo 30305 Roller Bearing
* Type: Tapered Roller Bearing
* Inner Diameter (ID): 25 mm
* Outer Diameter (OD): 55 mm
* Width: 17 mm
* Rated Dynamic Load: 24,000 N
* Rated Static Load: 31,500 N
* Max Speed: 2,700 RPM
* Application: Often used in commercial vehicles and heavy-duty applications.
Advantages of Koyo Car Bearings
* High Quality: Koyo guarantees high precision in manufacturing their bearings, leading to greater durability and reliability.
* Innovative Technology: Koyo continuously invests in research and development to improve bearing designs and materials for enhanced performance.
* Wide Range: With various models available, Koyo car bearings can meet the diverse needs of modern automotive applications.
* Global Availability: Koyo products are distributed worldwide, ensuring that customers can easily acquire the bearings necessary for their vehicles.
Koyo car bearings play a pivotal role in the automotive industry by ensuring that vehicles operate smoothly and efficiently. With a wide range of models and specifications, Koyo provides reliable and high-performance bearing solutions for various applications. Whether for everyday passenger vehicles or heavy-duty trucks, Koyo bearings are a trusted choice for automotive manufacturers and repair shops alike.
Spherical roller bearings can accommodate heavy loads in both directions. They are self-aligning and accommodate misalignment and
shaft deflections, with virtually no increase in friction or temperature. The design includes features to facilitate relubrication. The bearings can be used in a modular system, including housings, sleeves and nuts.
shaft deflections, with virtually no increase in friction or temperature. The design includes features to facilitate relubrication. The bearings can be used in a modular system, including housings, sleeves and nuts.
* Accommodate misalignment
* High load carrying capacity
* Relubrication features
* Low friction and long service life
* Increased wear resistance
* High load carrying capacity
* Relubrication features
* Low friction and long service life
* Increased wear resistance
Matched set of two super-precision, high-capacity, D design, single row angular contact ball bearings
These matched sets of two super-precision, high-capacity, D design, single row angular contact ball bearings are available in a variety of arrangements. They are designed for high-load capacity and relatively high speed operation and, compared to the equivalent SKF B and E design high-speed bearings, are best suited for heavier loads.
These matched sets of two super-precision, high-capacity, D design, single row angular contact ball bearings are available in a variety of arrangements. They are designed for high-load capacity and relatively high speed operation and, compared to the equivalent SKF B and E design high-speed bearings, are best suited for heavier loads.
* Very high running accuracy
* Very high load carrying capacity
* Very high load carrying capacity
These super-precision, high-speed, E design, single row angular contact ball bearings, with 15° or 18° contact angle, accommodate radial and axial loads acting simultaneously, where the axial load acts in one direction only. They are designed to accommodate very high speeds. Compared to the equivalent SKF B design high-speed bearings, have a slightly higher speed capability and can accommodate heavier loads.
* Very high running accuracy
* Accommodate very high speeds
* Accommodate relatively high radial loads and large unilateral axial loads
* Accommodate very high speeds
* Accommodate relatively high radial loads and large unilateral axial loads
Self-aligning ball bearings have two rows of balls, a common sphered raceway in the outer ring and two deep uninterrupted raceway grooves in the inner ring. They are insensitive to angular misalignment of the shaft relative to the housing, which can be caused,for example, by shaft deflection.
* Accommodate static and dynamic misalignment
* Excellent high-speed performance
* Excellent light load performance
* Low friction
* Excellent high-speed performance
* Excellent light load performance
* Low friction
The rod end housings are available with the following shank designs:
* female or male thread (standard threaded shanks)
* slotted shank with clamping screws and female thread
* welding shank with cylindrical or rectangular section
The integral bearings are available with the following sliding contact surface combinations:
* steel/steel
* steel/bronze
Rod ends requiring maintenance are available in a wide variety of series and variants, and are described below.
* female or male thread (standard threaded shanks)
* slotted shank with clamping screws and female thread
* welding shank with cylindrical or rectangular section
The integral bearings are available with the following sliding contact surface combinations:
* steel/steel
* steel/bronze
Rod ends requiring maintenance are available in a wide variety of series and variants, and are described below.
Radial spherical plain bearings are designed to accommodate radial and combined radial and axial loads, and also misalignment.This specific design includes a steel/PTFE fabric sliding contact surface combination and the bearings are maintenance-free.Except for those with designation suffix TXGR, they have a double-lip contact seal (-2RS) or a triple-lip, heavy duty contact seal(-2LS) on both sides. Those with designation suffixes TXGR, TXG3E or TXG3A are made of stainless steel.
* Designed for radial and combined radial and axial loads
* Long service life and maintenance-free
* Suitable for very heavy, constant direction loads
* Low coefficient o friction
* Long service life and maintenance-free
* Suitable for very heavy, constant direction loads
* Low coefficient o friction
Single row needle roller bearings without an inner ring consist of an outer ring with a needle roller and cage assembly. They are an excellent choice for compact bearing arrangements in applications where hardened and ground raceways can be provided on the shaft. The outer ring includes two integral flanges to guide the bearing axially and an annular groove with one or more lubrication holes to facilitate relubrication.
* High radial load carrying capacity
* High stiffness
* Low cross-sectional height
* Accommodate axial displacement in both directions
* High stiffness
* Low cross-sectional height
* Accommodate axial displacement in both directions
Support rollers (yoke-type track rollers) are designed to run on all types of tracks and to be used in cam drives, conveyor
systems, etc. They are based on a single row needle roller bearing without an inner ring, intended for applications where hardened and ground raceways can be provided on the pin or shaft. They have a thick-walled outer ring with a crowned running surface and are supplied sealed and ready-to-mount.
systems, etc. They are based on a single row needle roller bearing without an inner ring, intended for applications where hardened and ground raceways can be provided on the pin or shaft. They have a thick-walled outer ring with a crowned running surface and are supplied sealed and ready-to-mount.
* High radial load carrying capacity
* Able to withstand shock loads
* Long service life
* Ready to mount
* Integral sealing prolongs bearing service life
* Able to withstand shock loads
* Long service life
* Ready to mount
* Integral sealing prolongs bearing service life
Single row deep groove ball bearings are particularly versatile, have low friction and are optimized for low noise and low vibration, which enables high rotational speeds. They accommodate radial and axial loads in both directions, are easy to mount, and require less maintenance than many other bearing types.
* Simple, versatile and robust design
* Low friction
* High-speed capability
* Accommodate radial and axial loads in both directions
* Require little maintenance.
* Low friction
* High-speed capability
* Accommodate radial and axial loads in both directions
* Require little maintenance.
Single row deep groove ball bearings with seals on one or both sides are particularly versatile, have low friction and are optimized for low noise and low vibration, which enables high rotational speeds. They accommodate radial and axial loads in both
directions, are easy to mount, and require less maintenance than other bearing types. The integral sealing can significantly prolong bearing service life because it keeps lubricant in the bearings and contaminants out.
directions, are easy to mount, and require less maintenance than other bearing types. The integral sealing can significantly prolong bearing service life because it keeps lubricant in the bearings and contaminants out.
* Integral sealing prolongs bearing
Single row deep groove ball bearings with seals or shields are particularly versatile, have low friction and are optimized for low noise and low vibration, which enables high rotational speeds. They accommodate radial and axial loads in both directions, are
easy to mount, and require less maintenance than many other bearing types. The integral sealing can significantly prolong bearing
service life because it keeps lubricant in the bearings and contaminants out.
easy to mount, and require less maintenance than many other bearing types. The integral sealing can significantly prolong bearing
service life because it keeps lubricant in the bearings and contaminants out.
Spherical roller thrust bearings accommodate very heavy axial and considerable radial loads. They have the highest load rating ofall thrust bearings, enabling compact, high power density bearing arrangements. By combining two or more spherical roller thrust bearings, it is possible to create a bearing arrangement that is either self-aligning, allowing misalignment of the shaft, or very stiff.
* High load carrying capacity
* Can accommodate combined loads
* Allow misalignment or create very stiff bearing arrangements
* Long service life and low friction
* Separable design
* Can accommodate combined loads
* Allow misalignment or create very stiff bearing arrangements
* Long service life and low friction
* Separable design
Single direction thrust ball bearings can accommodate axial loads in one direction. They must not be subjected to any radial load.
Their separable components facilitate mounting/dismounting and maintenance inspections. Many of the components are
interchangeable. The shaft washers have a ground bore that enables an interference fit.
Their separable components facilitate mounting/dismounting and maintenance inspections. Many of the components are
interchangeable. The shaft washers have a ground bore that enables an interference fit.
* Separable design facilitates mounting/dismounting and maintenance inspections
* Interchangeable components
* Ground bore of shaft washers enable
interference fit
* Interchangeable components
* Ground bore of shaft washers enable
interference fit
Single row cylindrical roller thrust bearings are designed to accommodate heavy axial loads and peak loads in one direction, but not radial loads. They provide a high degree of stiffness and require little axial space. They are mainly used in applications where thrust ball bearings do not have sufficient load carrying capacity. An important feature is the separable design, which facilitates mounting and enables the bearing components to be interchanged. * High axial load carrying capacity
* High stiffness
* Long service life
* Require little axial space
* Separable design
* High stiffness
* Long service life
* Require little axial space
* Separable design
Insert bearings are based on sealed deep groove ball bearings. This variant is suitable for applications with both constant andalternating directions of rotation. It has an inner ring extended on both sides and is locked onto the shaft by tightening two(set) screws on the inner ring, making it easy to mount.
* Designed for a constant andalternating rotation
* Quick and easy to mount onto the shaft
* Reduce noise and vibration levels
* Quick and easy to mount onto the shaft
* Reduce noise and vibration levels
Single row cylindrical roller bearings are designed to accommodate high radial loads in combination with high speeds. Having twointegral flanges on the outer ring and no flanges on the inner ring, NU design bearings can accommodate axial displacement in bothdirections. An important feature is the separable design, which facilitates mounting and enables the bearing components to be
interchanged.
interchanged.
* High radial load carrying capacity
* Low friction
* Long service life
* Accommodate axial displacement in both directions
* Separable design
* Low friction
* Long service life
* Accommodate axial displacement in both directions
* Separable design
Specification
Manufacturing product type | Manufacturing size range |
Deep groove ball bearings | Inner Bore:6-1250 mm Outer Diameter 20-1700mm |
Self-aligning ball bearings | Inner Bore:20-150 mm Outer Diameter 52-240mm |
Spherical roller bearings | Inner Bore:20-900 mm Outer Diameter 52-1180mm |
Tapered roller bearings | Inner Bore:15-500 mm Outer Diameter 32-700mm |
Insert bearings | Inner Bore:20-200 mm Outer Diameter 40-700mm |
Angular contact ball bearings | Inner Bore:10-240 mm Outer Diameter 300-440mm |
Cylindrical roller bearings | Inner Bore:15-800 mm Outer Diameter 35-1150mm |
Thrust ball bearings | Inner Bore:3-150 mm Outer Diameter 8-300mm |
Cylindrical roller thrust bearings | Inner Bore:15-630 mm Outer Diameter 28-750mm |
Spherical roller thrust bearings | Inner Bore:60-1600 mm Outer Diameter 130-2280mm |
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Packing & Delivery
Company Profile
Dimson supre power transmission inc. is headquartered in Delaware USA, with over 80 years of industry service history and
experience. It operates over 20 branches in 8 countries worldwide. Timson Power Technology (Shanghai) Co., Ltd.is Dimson's first
wholly-owned subsidiary in China, established in Shanghai in 2012. We specialize in bearing research, production, and
import/export operations. As a renowned manufacturer and authorized distributor of bearings for world-renowned brands, we offer
industry-leading services and prices. Our products primarily cater to industries and enterprises such as automotive, agricultural
machinery, electrical appliances, construction machinery, light industry textiles, and mining machinery. "Quality is paramount" is
our service motto, and we warmly welcome inquiries from esteemed clients.
experience. It operates over 20 branches in 8 countries worldwide. Timson Power Technology (Shanghai) Co., Ltd.is Dimson's first
wholly-owned subsidiary in China, established in Shanghai in 2012. We specialize in bearing research, production, and
import/export operations. As a renowned manufacturer and authorized distributor of bearings for world-renowned brands, we offer
industry-leading services and prices. Our products primarily cater to industries and enterprises such as automotive, agricultural
machinery, electrical appliances, construction machinery, light industry textiles, and mining machinery. "Quality is paramount" is
our service motto, and we warmly welcome inquiries from esteemed clients.
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