IKO RNA 4988 needle roller bearings
How do you find the IKO RNA 4988 needle roller bearings specification? Open Enclosure Manufacturers Single Row Configuration Online Free check！
| Enclosure | Open |
| Bore Type | Cylindrical Bore |
| Configuration | Single Row |
| Weight | 67.700 kg |
| d | 360 mm |
| D | 540 mm |
| B | 82 mm |
| Outside Ring Inside Diameter | 495 mm |
| Fillet Radius/Chamfer | 5 mm |
| r1 | 5 mm |
| Dynamic Load Rating | 1,110,000 N |
| Static Load Rating | 1,830,000 N |
| Limiting Speed – Grease | 1,100 rpm |
| Limiting Speed – Oil | 1,300 rpm |
| Radial Clearance | 0.190 to 0.280 mm |
| da (min) | 382 mm |
| db (min) | 382 mm |
| db (max) | 401 mm |
| dc (min) | 410 mm |
| Da (max) | 518 mm |
| Db (min) | 518 mm |
| Db (max) | 496 mm |
| ra (max) | 4 mm |
| ra1 (max) | 4 mm |
Detailed Parameters
parameter：
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