High precision with long life flexible Jaw coupling D30L40mm for motor connector

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Price:RUB 271.82
Price in USD:Details


Product Overview


High precision with long life flexible drive shaft Jaw coupling D30L40 for motor connector 

Product details

 1.Drawing and specification of jaw coupling:Specification of coupling.jpg

2.Photos of coupling:

coupling 4.png


Coupling.pngcoupler8.pngcoupling 1.png

Ball screw sets.png

Our Services


      1.We can supply you technical support

2.We can provide drawingto you as per your request.

3.We have strict quality control teams
4.We can accept small quantity
5.We may supply other globle brand bearings

6. We can provide OEM service
7. We can provide 24hours service

Company information

 Tianjin Deina Bearing Sales Co.,Ltd has established in 1999. We are a professional supplier of linear guide rail and block.We have been in this line for 20 years. We are mainly export United Kingdom, United states,Australia, Mexico, Canada, Serbia and so on. 

     Our products mainly include linear guide rail block. and so on. Besides, we are also one of Authorized Distributors of rail block brand such as Hiwin, PMI..

     By the way, we have professional engineer.He do this line for 30 years. He know linear guide rail block knowledge well. He can recommend some type as per your application or give you some advise that how to do use linear guide rail block.  

     What’s more, we have very strict Quality Control Group. After the goods produce well, they will inspect them. When it is qualified, we will provide them to our customers. Pls be assured that the quality of our bearings. As the goal of our company is quality is the first.

photo of stock .jpgfactory1.jpgfactory 2.jpg 

Packaging & Shipping

Packaging :

1.barreled package+outer carton+pallets 
2.single box+outer carton+pallets 
3.tube package+middle box+outer carton+pallets 
4.or as per your request


     1.For small order,we suggest that send the goods to you by express. Such as UPS,DHL,FEDEX,TNT OR             EMS.

       2.If your order is big,we will advise you use Air Freight or Sea Freight. It depends on your order quantity.          We will  calculate the charges which one is suit for you that transport these goods.

      3. In generally,we delivery the goods within 3-7days or based on your order quantity.


 photos 2_.jpg

123photos of delivery _ 


1. Could you provide OEM service?

 Yes, we can provide OEM service, do as your size packing and other requirements 

2. Could you supply samples to us?

 Yes, If the sample is simple and of little valve, then free samples are provided,but the buyer need to bear the freight charges.

  If the samples need to be ordered, the buyer must bear the sample fee and the freight charges.

3. Could you tell me how is the packaging?

        Our normal packaging is  PE bag+paper carton,if your order quantity is large, the packaging is PE bag+paper                                    carton+wooden carton.We also can pack the products according to your requirements. 

4. How is your bearings’s life time?

The life time is from 6 months to 36 months for different products.

5. Are you a factory or trader? why do you choose us?

 We are a direct factory. Pls be assured that we have been in this line for 20 years. Our type is factory +trade. As we are a geninue linear guide supplier and we are really factory, you do not need to pay the profit for middleman.Pls be assured that we offer you the lowest and competitive price. 

6.Could you tell me what's your payment terms of your company?

Bank Transfer TT, Western union, Alibaba trade assurance by Credit Card and so on

7.How about the quality of our product?                                                                                                                        100% inspection during production. After the goods prepare well, our QC will test the goods one by one. When the goods is not qualified, we will pick up the defective one from the goods. 



CQC certificate _

Why choose us?

1.Before-sale service 

We have professional technical engineer who can provide customers with necessary drawing or technical service. 

2. Strong Suppling Capacity 

We are direct factory in China for 20 years that produce Several hundreds of bearing types. Our common goal is that 5billion sets items as produced year and the output value more than 5 billion US dollars in the past year.

We can complete excellently all the items about orders with some advanced equipments in China. 


3. Know the market very well 

Cooperating with the customers all over the world and knowing the markets very well

4.Strict Quality Control System

We have very strict quality control systems and testing equipments and experienced engineers

We have professional QC worker to inspect the goods one by one before the goods leave the factory. We make sure each products that is qualified before leaving our factory. 


After-sale workers are online for more than 12hours a day, 7 days a week offering you different bearing solutions for you.

Any problems and feedbacks will be answered in a short of time.


Contact information


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