Komatsu 421-54-26140 Protector
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
Komatsu 421-54-26140 Protector Size Chart (mm/inches) |
|---|
| Bearing number | W 61801-2RZ |
| Size (mm) | 21x12x5 |
| Bore Diameter (mm) | 21 |
| Outer Diameter (mm) | 12 |
| Width (mm) | 5 |
| d | 12 mm |
| D | 21 mm |
| B | 5 mm |
| d2 | 13.8 mm |
| D2 | 19.15 mm |
| r1,2 - min. | 0.3 mm |
| Da - max. | 19.5 mm |
| ra - max. | 0.3 mm |
| Basic dynamic load rating - C | 1.5 kN |
| Basic static load rating - C0 | 0.9 kN |
| Fatigue load limit - Pu | 0.039 kN |
| Reference speed | 70000 r/min |
| Limiting speed | 36000 r/min |
| Calculation factor - kr | 0.02 |
| Calculation factor - f0 | 13.4 |
| d2 ≈ | 13.8 mm |
| D2 ≈ | 19.15 mm |
| r1,2 min. | 0.3 mm |
| da min. | 13.5 mm |
| da max. | 13.5 mm |
| Da max. | 19.5 mm |
| ra max. | 0.3 mm |
| Basic dynamic load rating C | 1.51 kN |
| Basic static load rating C0 | 0.9 kN |
| Fatigue load limit Pu | 0.039 kN |
| Calculation factor kr | 0.02 |
| Calculation factor f0 | 13.4 |
| Mass bearing | 0.006 kg |