Komatsu 721-58-55180 rod Size Chart (mm/inches) |
|---|
| Bearing number | NJ224R |
| Size (mm) | 120x215x40 |
| Bore Diameter (mm) | 120 |
| Outer Diameter (mm) | 215 |
| Width (mm) | 40 |
| d | 120 mm |
| Fw | 143.5 mm |
| D | 215 mm |
| B | 40 mm |
| C | 40 mm |
| r min. | 2.1 mm |
| r1 min. | 2.1 mm |
| Weight | 5.85 Kg |
| Basic dynamic load rating (C) | 336 kN |
| Basic static load rating (C0) | 421 kN |
| (Grease) Lubrication Speed | 2800 r/min |
| Bearing No. | NJ224R |
| r(min) | 2.1 |
| r1(min) | 2.1 |
| Cr | 419 |
| C0r | 421 |
| Cu | 57.6 |
| Grease lub. | 2800 |
| Oil lub. | 3400 |
| Ew | - |
| d1 | - |
| B1 | - |
| B2 | - |
| da(min) | - |
| db(min) | 131 |
| db(max) | 141 |
| dc(min) | - |
| dd(min) | - |
| Da(max) | 204 |
| Db(max) | - |
| Db(min) | - |
| ra(max) | 2 |
| rb(max) | 2 |
| (Refer.)Mass(kg) | 6.01 |