DEMARK (Beijing) Automation Technology Co., Ltd.
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NK Series
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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
NK152512
15
15
25
12
NK16/16
16
20.8
16
24
16
11300
13900
23000
NK16/20
624701
16
23.9
16
24
20
10400
16800
23000
NKS16
16
30
16
28
16
14900
15000
20000
NKl62516
16
16
25
16
NKl62616
16
16
26
16
NK17/16
644903K
17
21.5
17
25
16
9000
13500
14000
NK17/20
RNAl72520
17
30
17
25
20
15000
20000
23000
NK18/20
18
30.5
18
26
20
15500
19800
22000
NK18/16
18
18
26
16
12500
16200
22000
NK19/16
19
19
27
16
13000
17000
22000
NK20/16
644802
20
25.7
20
28
16
10500
13800
21000
NK20/20
624802
20
29.3
20
28
20
11500
21800
21000
NK202616
20
20.8
20
26
16
9600
10800
21000
NK202620
20
20
26
20
9600
10800
21000
NKS20
20
46.8
20
32
20
20000
23000
20000
NK203312SX
20
29.1
20
33
12
13000
18000
11000
NK20/16
20
20
32
16
13000
25000
12000
NK21/12
21
21
29
12
NK21/16
21
21
29
16
13500
18700
21000
NK21/20
21
21
29
20
NK22/16
NK223016
22
29.2
22
30
16
13500
18000
11500
NKS22
22
60.2
22
35
20
21500
25000
17000
NK22/20
22
22
30
20
NK24/16
24
24
32
16
NK24X33.5X7.5
24
24
33.5
7.5
NK25/16
624904
25
30
25
33
16
12900
20400
15000
NK25/20
644804
25
38.4
25
33
20
16800
28500
15000
NKS25
25
65
25
38
20
25800
31000
16300
NK25/30
644804K
25
63
25
33
30
18800
30500
165000
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