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  • Ultra Quiet Needle Roller Bearing Na5904 Cost Effective Brand Negotiable Different Well Known Brand
Ultra Quiet Needle Roller Bearing Na5904 Cost Effective Brand Negotiable Different Well Known Brand
Ultra-Quiet Needle Roller Bearing Na5904 Cost-Effective Brand Negotiable Different Well-Known Brand
Ultra-Quiet Needle Roller Bearing Na5904 Cost-Effective Brand Negotiable Different Well-Known Brand
Ultra-Quiet Needle Roller Bearing Na5904 Cost-Effective Brand Negotiable Different Well-Known Brand
Ultra-Quiet Needle Roller Bearing Na5904 Cost-Effective Brand Negotiable Different Well-Known Brand
Ultra-Quiet Needle Roller Bearing Na5904 Cost-Effective Brand Negotiable Different Well-Known Brand
Ultra-Quiet Needle Roller Bearing Na5904 Cost-Effective Brand Negotiable Different Well-Known Brand

Ultra Quiet Needle Roller Bearing Na5904 Cost Effective Brand Negotiable Different Well Known Brand

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Product Overview

Description





Product Parameters


Brand Name
Japan American Germany Sweden Brand
Model Number
Customizable Model
Place of Origin
Wuxi
Material
Chrome Steel/Gcr15/Stainless Steel/Carbon Steel
Application
Cnc Machining Parts
Seals
Open,
Service
OEM Customized Services
Package
Clients' Requirements
Cage
Brass, Nylon, Steel
Features
High precision, high speed, long life, high reliability, low noise
Application
automobile, electrical, equipment, instrument, building machinery, rolling stock agricultural machinery and various specialized
marchioness


Product Selling Points












Needle Roller Bearings-NKI/NKIA/NKIB/NKIS
Needle roller bearings are a bearing that is classified as either radial or thrust depending on the direction of the load being
supported. Needle roller bearings include bearings whose rollers slightly exceed the size range of needle rollers as stipulated by ISO. Needle roller bearings include drawn cup and solid radial bearings, as well as application-specific cam followers, and roller followers. Thrust bearings include thrust needle bearings.




Bearing No.
Boundary Dimensions
Load Ratings
Reference Speed
Weight
Description
d
F
Dynamic
Static
Cr
C0r
mm
mm
kN
kN
RPM
kg
NA4900
10
14
6.8
7.3
20000
0.023
NA4901
12
16
7.5
8.7
18500
0.026
NA4902
15
20
8.5
10.9
17000
0.034
NA4903
17
22
8.8
11.7
16000
0.037
NA4904
20
25
17
20.4
14000
0.0752
NA49/22
22
28
18.3
23.6
12000
0.08
NA4905
25
30
23
32
11000
0.088
NA49/28
28
32
24
34
11000
0.097
NA4906
30
35
25.5
36.5
10000
0.101
NA49/32
32
40
30.5
48
8800
0.158
NA4907
35
42
32
50
8800
0.17
NA4908
40
48
36.8
69
7200
0.23
NA4909
45
52
45
75
6800
0.271
NA4910
50
58
50
80
6400
0.274
NA4911
55
63
55
100
5600
0.393
NA4912
60
68
64
110
5200
0.426
NA4913
65
72
65
125
5200
0.456
NA4914
70
80
85
160
4400
0.728
NA4915
75
85
89
165
4400
0.775
NA4916
80
90
90
175
4000
0.878
NA4917
85
100
121
280
3700
1.25
NA4918
90
105
125
260
3500
1.312


Bearing No.
Boundary Dimensions
Load Ratings
Reference Speed
Weight
Description
d
F
Dynamic
Static
Cr
C0r
mm
mm
kN
kN
RPM
kg
NA6901
12
26
13
17.3
18500
0.046
NA6902
15
20
13.9
20.4
17000
0.0636
NA6903
17
22
14.9
23.2
16000
0.072
NA6904
22
25
28.8
41
14000
0.141
NA69/22
22
28
30
44
12000
0.15
NA6905
25
30
39
59
11000
0.161
NA69/28
28
32
40.5
63
11000
0.182
NA6906
30
35
44
71.5
10500
0.192
NA69/32
32
40
47
82
8800
0.288
NA6907
35
42
48
86
8800
0.31
NA6908
40
48
61.7
100
7200
0.43
NA6909
45
52
70
128
6800
0.495
NA6910
50
58
75
140
6400
0.515
NA6911
55
63
85
175
5600
0.78
NA6912
60
68
95
195
5200
0.808
NA6913
65
72
98
200
5200
0.833
NA6914
70
80
130
270
4400
1.34
NA6915
75
85
135
280
4400
1.45
NA6916
80
90
140
300
4000
1.522
NA6917
85
100
170
400
3700
2.2
NA6918
90
105
180
435
3500
2.31




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