Komatsu 566-22-12311 Hub Size Chart (mm/inches) |
|---|
| Bearing number | NJ 236 ECML |
| Size (mm) | 320x180x52 |
| Bore Diameter (mm) | 320 |
| Outer Diameter (mm) | 180 |
| Width (mm) | 52 |
| d | 180 mm |
| D | 320 mm |
| B | 52 mm |
| d1 | 230 mm |
| D1 | 278.6 mm |
| F | 217 mm |
| r1,2 - min. | 4 mm |
| r3,4 - min. | 4 mm |
| s | 2.9 mm |
| da - min. | 198 mm |
| da - max. | 213 mm |
| db - min. | 234 mm |
| Da - max. | 302.2 mm |
| ra - max. | 3 mm |
| Basic dynamic load rating - C | 720 kN |
| Basic static load rating - C0 | 850 kN |
| Fatigue load limit - Pu | 88 kN |
| Reference speed | 2200 r/min |
| Limiting speed | 3600 r/min |
| Calculation factor - kr | 0.23 |
| Category | Roller Bearings |
| Inventory | 0.0 |
| Manufacturer Name | SKF |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0 |
| EAN | 7316575031657 |
| Product Group | B04144 |
| d1 ≈ | 230 mm |
| D1 ≈ | 278.6 mm |
| r1,2 min. | 4 mm |
| r3,4 min. | 4 mm |
| s max. | 2.9 mm |
| da min. | 198 mm |
| da max. | 213 mm |
| db min. | 234 mm |
| Da max. | 302.2 mm |
| ra max. | 3 mm |
| Basic dynamic load rating C | 720 kN |
| Basic static load rating C0 | 850 kN |
| Fatigue load limit Pu | 88 kN |
| Calculation factor kr | 0.23 |
| Limiting value e | 0.2 |
| Axial load factor Y | 0.6 |
| Mass bearing | 18.5 kg |