KOMATSU 56B-33-31990 COVER
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
KOMATSU 56B-33-31990 COVER Size Chart (mm/inches) |
|---|
| Bearing number | W 61702 |
| Size (mm) | 21x15x4 |
| Bore Diameter (mm) | 21 |
| Outer Diameter (mm) | 15 |
| Width (mm) | 4 |
| d | 15 mm |
| D | 21 mm |
| B | 4 mm |
| d1 | 16.86 mm |
| D2 | 19.7 mm |
| r1,2 - min. | 0.2 mm |
| da - min. | 16.5 mm |
| Da - max. | 20 mm |
| ra - max. | 0.2 mm |
| Basic dynamic load rating - C | 0.527 kN |
| Basic static load rating - C0 | 0.29 kN |
| Fatigue load limit - Pu | 0.012 kN |
| Reference speed | 67000 r/min |
| Limiting speed | 40000 r/min |
| Calculation factor - kr | 0.015 |
| Calculation factor - f0 | 8.4 |
| d1 ≈ | 16.86 mm |
| D2 ≈ | 19.67 mm |
| r1,2 min. | 0.2 mm |
| da min. | 16.5 mm |
| Da max. | 20 mm |
| ra max. | 0.2 mm |
| Basic dynamic load rating C | 0.527 kN |
| Basic static load rating C0 | 0.29 kN |
| Fatigue load limit Pu | 0.012 kN |
| Calculation factor kr | 0.015 |
| Calculation factor f0 | 8.4 |
| Mass bearing | 0.0031 kg |