Komatsu BACK REST Size Chart (mm/inches) |
|---|
| Bearing number | E 265 /NS 7CE1 |
| Size (mm) | 65x120x23 |
| Bore Diameter (mm) | 65 |
| Outer Diameter (mm) | 120 |
| Width (mm) | 23 |
| d | 65 mm |
| D | 120 mm |
| B | 23 mm |
| C | 23 mm |
| a | 24 mm |
| d1 | 82,9 mm |
| r1 min. | 1,5 mm |
| r2 min. | 1,5 mm |
| r3 min. | 0,6 mm |
| r4 min. | 0,6 mm |
| D1 | 102,1 mm |
| da min. | 74 mm |
| Da max. | 111 mm |
| db min | 74 mm |
| ra max. | 1,5 mm |
| rb max. | 0,6 mm |
| Db max | 115,8 mm |
| Weight | 0,88 Kg |
| Basic dynamic load rating (C) | 66,3 kN |
| Basic static load rating (C0) | 53 kN |
| (Grease) Lubrication Speed | 15 000 r/min |
| (Oil) Lubrication Speed | 22 000 r/min |
| Fatigue load limit (Pu) | 2,28 |