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JNS NA499 Needle Roller Bearing
JNS NA499 Machined Ring Type Needle Roller Bearing With Inner Ring, 9mm bore x 20mm outside diameter x 11mm width. Equivalent to IKO NA499, INA NA499, NTN NA499.
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.: 9mm
- O.D.: 20mm
- Width: 11mm
- Dynamic Load Rating: 6600 Cr N
- Static Load Rating: 6300 Cor N
- Limiting Speed: 26000 rpm
JNS Needle Bearing Crossover Chart
- JNS Number with Inner Ring: NA499
- IKO with Inner Ring: NA499
- IKO without Inner Ring: RNA499
- INA with Inner Ring: NA499
- INA without Inner Ring: -
- NTN with Inner Ring: NA499
- NTN without Inner Ring: RNA499
- Torrington - Koyo with Inner Ring: -
- Torrington - Koyo without Inner Ring: -
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