Needle Roller Bearings> NA49..RS, 2RS Series
 
|
Borndary Dimensions |
Bearing Designation |
Basic Load Rating |
Limiting Speed |
Weight |
|
d |
F |
D |
C |
B |
Sealed on one side |
Sealed on both sides |
¶¯ Cr |
¾² Cor |
Ö¬Èó»¬ |
¡¡ |
|
Fw |
Dynamic |
Static |
Oil |
Approx |
|
mm |
|
|
N |
rpm |
g |
|
10 |
14 |
22 |
13 |
14 |
NA4900RS |
NA4900.2RS |
4560 |
4660 |
13000 |
24.5 |
|
12 |
16 |
24 |
13 |
14 |
NA4901RS |
NA4901.2RS |
4950 |
5800 |
12000 |
27.5 |
|
15 |
20 |
28 |
13 |
14 |
NA4902RS |
NA4902.2RS |
5980 |
9500 |
10000 |
37 |
|
17 |
22 |
30 |
13 |
14 |
NA4903RS |
NA4903.2RS |
6050 |
10100 |
9000 |
40 |
|
20 |
25 |
37 |
17 |
18 |
NA4904RS |
NA4904.2RS |
14900 |
17500 |
7500 |
80 |
|
25 |
30 |
42 |
17 |
18 |
NA4905RS |
NA4905.2RS |
16300 |
21500 |
6500 |
89.5 |
|
30 |
35 |
47 |
17 |
18 |
NA4906RS |
NA4906.2RS |
20050 |
24900 |
5500 |
104 |
|
35 |
42 |
55 |
20 |
21 |
NA4907RS |
NA4907.2RS |
22500 |
37000 |
4800 |
175 |
|
40 |
48 |
62 |
22 |
23 |
NA4908RS |
NA4908.2RS |
33050 |
50900 |
4200 |
252 |
|
45 |
52 |
68 |
22 |
23 |
NA4909RS |
NA4909.2RS |
34800 |
56800 |
3900 |
290 |
|
50 |
58 |
72 |
22 |
23 |
NA4910RS |
NA4910.2RS |
37800 |
61500 |
3500 |
295 |
|
