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KOYO NA49/22 Machined Needle Roller Bearing 22x39x17mm (With Inner Ring)
KOYO NA49/22 machined-type needle roller bearing, with inner ring. Bore 22mm, OD 39mm, width 17mm. High radial load capacity.
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- High running accuracy and rigidity for demanding industrial drives
- Koyo (JTEKT) precision manufacture to JIS standards
- Machined-type needle roller bearing - thick, rigid machined and ground outer ring
- Supplied with an integral inner ring for mounting on unhardened shafts
- Very high radial load and shock capacity in a compact cross section
| Brand | Koyo JTEKT |
|---|---|
| Bearing Type | Machined Needle Roller Bearing |
| Series | NA |
| Measurement System | Metric |
| Inner Diameter (Bore) | 22 mm |
| Outer Diameter | 39 mm |
| Width | 17 mm |
| Configuration | With Inner Ring |
| Material | Chrome Bearing Steel |
| Dynamic Load Rating (Cr) | 23300 N (23.3 kN) |
| Static Load Rating (C₀) | 29600 N (29.6 kN) |
| Limiting Speed (Grease) | 10000 rpm |
| Limiting Speed (Oil) | 16000 rpm |
| Weight | 0.089 kg |
| Features & Benefits | High running accuracy and rigidity for demanding industrial drives Koyo (JTEKT) precision manufacture to JIS standards Machined-type needle roller bearing - thick, rigid machined and ground outer ring Supplied with an integral inner ring for mounting on unhardened shafts Very high radial load and shock capacity in a compact cross section |
The KOYO NA49/22 is a machined-type needle roller bearing with its own inner ring, for a 22mm shaft. Machined and ground from solid bearing steel, it has a thick, rigid outer ring that carries very high radial loads and shock in a compact section. Boundary dimensions 22 x 39 x 17mm.
The integral inner ring provides a ready raceway so the bearing can mount directly on a soft or unhardened shaft. Manufactured by Koyo (JTEKT), Japan.
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