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KOYO NA4828 Machined Needle Roller Bearing 140x175x35mm (With Inner Ring)
KOYO NA4828 machined-type needle roller bearing, with inner ring. Bore 140mm, OD 175mm, width 35mm. 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) | 140 mm |
| Outer Diameter | 175 mm |
| Width | 35 mm |
| Configuration | With Inner Ring |
| Material | Chrome Bearing Steel |
| Dynamic Load Rating (Cr) | 116000 N (116 kN) |
| Static Load Rating (C₀) | 346000 N (346 kN) |
| Limiting Speed (Grease) | 1700 rpm |
| Limiting Speed (Oil) | 2700 rpm |
| Weight | 2.12 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 NA4828 is a machined-type needle roller bearing with its own inner ring, for a 140mm 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 140 x 175 x 35mm.
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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