KOYO NA4909A.2RS Needle Non Thrust Roller Bearings
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Product Details
| Bearing number | 6344 |
| Size (mm) | 220x460x88 |
| Bore Diameter (mm) | 220 |
| Outer Diameter (mm) | 460 |
| Width (mm) | 88 |
| d | 220 mm |
| D | 460 mm |
| B | 88 mm |
| C | 88 mm |
| r min. | 5 mm |
| Da max. | 440 mm |
| db min | 240 mm |
| ra max. | 4 mm |
| Weight | 60,8 Kg |
| Basic dynamic load rating (C) | 410 kN |
| Basic static load rating (C0) | 520 kN |
| (Grease) Lubrication Speed | 1 400 r/min |
| (Oil) Lubrication Speed | 1 600 r/min |