JNS NA4905 Needle Roller Bearing
JNS NA4905 Machined Ring Type Needle Roller Bearing With Inner Ring, 25mm bore x 42mm outside diameter x 17mm width. Equivalent to IKO NA4905, INA NA4905, NTN NA4905R, Torrington - Koyo NA4905.
Machined type needle roller bearings are high precision bearings which consist of machined outer ring with a complement of needle rollers retained and guided by a cage. The bearings feature a smaller cross-section, higher load-carrying capacity, greater rigidity. Therefore, they are useful in making machinery smaller and lighter.
Specifications- I.D.: 25mm
- O.D.: 42mm
- Width: 17mm
- Dynamic Load Rating: 23700 Cr N
- Static Load Rating: 30700 Cor N
- Limiting Speed: 13000 rpm
JNS Needle Bearing Crossover Chart
- JNS Number with Inner Ring: NA4905
- IKO with Inner Ring: NA4905
- IKO without Inner Ring: RNA4905
- INA with Inner Ring: NA4905
- INA without Inner Ring: RNA4905
- NTN with Inner Ring: NA4905R
- NTN without Inner Ring: RNA4905R
- Torrington - Koyo with Inner Ring: NA4905
- Torrington - Koyo without Inner Ring: RNA4905
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