Komatsu 421-54-61231 HOOD
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
Komatsu 421-54-61231 HOOD Size Chart (mm/inches) |
|---|
| Bearing number | NU 328 ECML |
| Size (mm) | 300x140x62 |
| Bore Diameter (mm) | 300 |
| Outer Diameter (mm) | 140 |
| Width (mm) | 62 |
| d | 140 mm |
| D | 300 mm |
| B | 62 mm |
| D1 | 251.7 mm |
| F | 180 mm |
| r1,2 - min. | 4 mm |
| r3,4 - min. | 4 mm |
| s | 3.7 mm |
| da - min. | 157 mm |
| da - max. | 175 mm |
| db - min. | 183 mm |
| Da - max. | 282.5 mm |
| ra - max. | 3 mm |
| rb - max. | 3 mm |
| Basic dynamic load rating - C | 780 kN |
| Basic static load rating - C0 | 830 kN |
| Fatigue load limit - Pu | 88 kN |
| Reference speed | 2400 r/min |
| Limiting speed | 4300 r/min |
| Calculation factor - kr | 0.23 |
| D1 ≈ | 251.7 mm |
| r1,2 min. | 4 mm |
| r3,4 min. | 4 mm |
| s max. | 3.7 mm |
| da min. | 157 mm |
| da max. | 175 mm |
| db min. | 183 mm |
| Da max. | 282.5 mm |
| ra max. | 3 mm |
| rb max. | 3 mm |
| Basic dynamic load rating C | 780 kN |
| Basic static load rating C0 | 830 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 | 22 kg |