Heavy Duty Needle Roller Bearings Without Inner Ring
The outer rings of this needle bearings and bearings case are interference fitted without axial fixed settings. The effcient capacity can be maintained even if in the condition of high speed and huge loading capacity .
Technical Parameters
![WD Brand Heavy Duty Needle Roller Bearings Without Inner Ring, Heavy Duty Needle Roller Bearings Without Inner Ring, Heavy Duty Needle Roller Bearings With Inner Ring, Sealed Heavy Duty Needle Roller Bearing With Inner or Without Inner Ring , Heavy Duty Needle Roller Bearings Without Ribs, Aligning Heavy Duty Needle Roller Bearings With or Without Inner Ring, Heavy Duty Full Complement Needle Roller Bearings](/photo/precisionrollerbearings/editor/20110928171403_59347.jpg) |
Shaft Diameter |
Bearing Designation |
Mass Approx |
Boundary Dimensions |
Basic Load Rating |
Limiting Speed |
Current |
Original Code |
Fw |
D |
C |
Cr Dynamic |
Cor Static |
Oil |
mm |
g |
mm |
N |
rpm |
5 |
NK5/10 TN |
- |
2.9 |
5 |
10 |
10 |
2100 |
1400 |
36780 |
8 |
NK8/12 TN |
- |
8.3 |
8 |
15 |
12 |
3050 |
3650 |
29112 |
10 |
NK10/12 TN |
4624097K |
10 |
10 |
17 |
12 |
4750 |
5350 |
23500 |
- |
5624097 |
16.6 |
10 |
17 |
15 |
4860 |
7100 |
23500 |
12 |
NK12/12 |
644097 |
11.8 |
12 |
19 |
12 |
6050 |
6400 |
21640 |
- |
5624098 |
15.4 |
12 |
19 |
15 |
6400 |
7100 |
21640 |
NK12/16 |
- |
16.8 |
12 |
19 |
16 |
8200 |
9800 |
21640 |
14 |
NK14/16 |
4624900K |
20.8 |
14 |
22 |
16 |
8260 |
9600 |
18322 |
NKS14 |
- |
27 |
14 |
25 |
16 |
10400 |
10800 |
17652 |
RNA4900 |
4624900 |
24.4 |
14 |
22 |
13 |
8060 |
9000 |
18322 |
RNA6900 |
6634900 |
29.1 |
14 |
22 |
22 |
8281 |
11612 |
18322 |
15 |
NK15/12 |
644800K |
18.5 |
15 |
23 |
12 |
8600 |
10070 |
21004 |
RNA152815 |
- |
31.7 |
15 |
28 |
15 |
13600 |
17200 |
100231 |
- |
7948/15 |
16.1 |
15 |
22 |
12 |
8200 |
9800 |
8412 |
- |
644302 |
18.2 |
15 |
25 |
12 |
10600 |
13500 |
17144 |
16 |
NK16/16 |
- |
20.8 |
16 |
24 |
16 |
9030 |
11900 |
15522 |
NK16/20 |
624701 |
23.9 |
16 |
24 |
20 |
10400 |
16800 |
15522 |
RNA4901 |
4624901 |
16.6 |
16 |
24 |
13 |
6400 |
8900 |
15522 |
RNA6901 |
6634901 |
28.7 |
16 |
24 |
22 |
14000 |
18600 |
15522 |
NKS16 |
- |
30 |
16 |
28 |
16 |
14900 |
15000 |
20000 |
17 |
NK17/16 |
644903K |
21.5 |
17 |
25 |
16 |
9000 |
13500 |
14163 |
18 |
NK18/20 |
- |
30.5 |
18 |
26 |
20 |
10500 |
13800 |
13628 |
20 |
NK20/16 |
644802 |
25.7 |
20 |
28 |
16 |
11500 |
13400 |
12716 |
NK20/20 |
624802 |
29.3 |
20 |
28 |
20 |
12400 |
21800 |
12716 |
NK202616 |
- |
20.8 |
20 |
26 |
16 |
9600 |
10800 |
9125 |
NK202620 |
- |
17.2 |
20 |
26 |
20 |
10500 |
11900 |
9125 |
NKS20 |
- |
46.8 |
20 |
32 |
20 |
20000 |
22000 |
18000 |
NK203312SX |
- |
29.1 |
20 |
33 |
12 |
13000 |
17500 |
11124 |
- |
6624101 |
24.3 |
20 |
28 |
25 |
11000 |
12900 |
12716 |
RNA4902 |
4624902 |
<