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SAK-Bearings
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Roller Bearings
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Needle Roller Bearing
> NK Series
NK Series
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Description And Technical diameters
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Inquiry
Bearing Designation
Shaft Diameter(mm)
Weight(Kg)
Boundary Dimensions(mm)
Basic Load Rating(N)
Limiting Speed(rpm)
Current Code
Original Code
Fw
D
C
Dynamic
Static
Oil
NK354512
35
35
45
12
NK354830
35
35
48
30
NK355034
35
35
50
34
NK355236
35
35
52
36
NK365225
36
36
52
25
NK37/20
37
37
47
20
24900
43500
12000
NK37/30
37
37
47
30
37000
73000
12000
NK38/20
38
38
48
20
25500
45000
12000
NK38/30
38
38
48
30
38000
76000
12000
NK40/20
40
78.9
40
50
20
26500
43000
11000
NK40/30
40
120
40
50
30
37500
79000
11000
NK404815
40
40
48
15
NK405530
40
40
55
30
NKS40
40
40
55
22
38000
54000
11000
NK42/20
42
83
42
52
20
23900
45000
10000
NK42/30
42
125
42
52
30
27000
49000
10000
NK43/20
43
84
43
53
20
25700
75000
10000
NK43/30
43
126
43
53
30
39000
75000
10000
NK45/20
644808
45
81.5
45
55
20
19800
46500
7650
NK45/30
45
45
55
30
41000
88000
7650
NKS45
45
45
60
22
40500
60000
7650
NK47/20
47
47
57
20
28500
56000
7650
NK47/30
47
47
57
30
43000
94000
7650
NK50/14
47
50
64
14
32000
70100
8140
NK50/15
47
50
65
15
40000
62000
8140
NK50/27YA
644810
47
257
50
67
27
NKS50
47
50
65
22
NK506825
47
50
68
25
NK55/25
55
167
55
68
25
30600
60800
7600
NK55/30
55
55
68
30
48000
63000
7600
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