Bearing No.
Boundary dimensions(mm)
Basic load ratings(N)
Limiting speeds(rpm)
Mass(g)
Fw
D
C
Cr
Cor
Oil
≈
NK5/10TN
5
10
2100
1400
36780
2.9
NK8/12TN
8
15
12
3050
3650
29112
8.3
NK10/12TN
17
4750
5350
23500
NK12/12
19
6050
6400
21640
11.8
NK12/16
16
8200
9800
16.8
NK14/16
14
22
8260
9600
18322
20.8
NK15/12
23
8600
10070
21004
18.5
NK16/16
24
9030
11900
15522
NK16/20
20
10400
16800
23.9
NK17/16
25
9000
13500
14163
21.5
NK18/20
18
26
10500
13800
13628
30.5
NK20/16
28
11500
13400
12716
25.7
NK20/20
12400
21800
29.3
NK202616
10800
9125
NK202620
17.2
NK203312SX
33
13000
17500
11124
29.1
NK22/16
30
18000
11527
29.2
NK25/16
12900
20400
15000
NK25/20
34
17000
30000
16300
40
NK26/16
23000
NK30/20
20600
32000
12066
57.9
NK30/30
31500
50000
14500
95
NK32/20
32
42
33500
75.4
NK35/20
35
45
13851
26900
12000
70
NK40/20
50
19600
43000
8881
78.9
NK40/30
22200
513500
120
NK42/20
52
23900
45000
10000
83
NK42/30
27000
49000
125
NK43/20
43
63
25700
75000
84
NK43/30
53
39000
126
NK45/20
55
19800
46500
7650
81.5
NK50/25
62
28000
67000
8140
167
NK50/35
70100
236
NK55/25
68
30600
60800
7625
NK60/25
60
72
86000
7000
154