NA4903 bearing is Precision Machined Needle Roller Bearing with Inner Ring in complete Set.
Sizes: ID 17mm x OD 30mm x L 13mm
Match#: NA4903Z, NA4903J, NA-4903
| Boundary Dimensions in mm | Basic Dynamic Load | Basic Static Load |
Speed Limit RPM |
||||
| C | C0 | ||||||
| d | D | C | B | Fw | N | N | |
| 17 | 30 | 13 | - | 22 | 11,700 | 15,600 | 18,000 |
NA4903 Needle roller bearings with machined rings made of bearing steel have a low sectional height and a high load carrying capacity. The NA4903 bearings can be used with or without an inner ring. Needle roller bearings RNA4903 without an inner ring will require the shaft to be hardened, ground and polished.
Sizes:
ID 17mm x OD 30mm x L 13mm
Material:
Chrome Steel SAE-52100
Lubrications:
Chevron SRI-2 Grease
Interchange:
NA4903Z, NA4903J, NA-4903
No posts found
