NA4904 2RS Needle Roller Bearing with Inner Ring
The needle bearing NA4904-2RS has thin cylinders as rolling elements and can absorb high radial forces with its massive bearing rings. It is suitable for space-saving installation.
Features
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it consists of a machined massive outer ring with rib, a needle roller and cage assembly and a separable inner ring
-
suitable for high radial load capacities
-
seal: contact lip seal on both sides made of rubber (2RS) for high sealing effect
-
If you need this bearing in RS design with only one seal and one open side, you can simply remove one of the two seals: to the instructions
-
can be used if the surface of the shaft is not suitable as a raceway
Technical Data
Inside Ø (mm):
20
Outside Ø (mm):
37
Width (mm):
18
Tolerance for inside-Ø (mm):
0/-0,01
Tolerance for outside-Ø (mm):
0/-0,011
Tolerance for width (mm):
0/-0,12
Seal:
2RS
Ring Material:
Rolling bearing steel
Inner Ring:
yes
Rolling Element Material:
Rolling bearing steel
Cage Material:
Sheet Steel
Rows of Rolling Elements:
single row
- it consists of a machined massive outer ring with rib, a needle roller and cage assembly and a separable inner ring
- suitable for high radial load capacities
- seal: contact lip seal on both sides made of rubber (2RS) for high sealing effect
- If you need this bearing in RS design with only one seal and one open side, you can simply remove one of the two seals: to the instructions
- can be used if the surface of the shaft is not suitable as a raceway
| Inside Ø (mm): | 20 |
| Outside Ø (mm): | 37 |
| Width (mm): | 18 |
| Tolerance for inside-Ø (mm): | 0/-0,01 |
| Tolerance for outside-Ø (mm): | 0/-0,011 |
| Tolerance for width (mm): | 0/-0,12 |
| Seal: | 2RS |
| Ring Material: | Rolling bearing steel |
| Inner Ring: | yes |
| Rolling Element Material: | Rolling bearing steel |
| Cage Material: | Sheet Steel |
| Rows of Rolling Elements: | single row |
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