KOMATSU 20C-54-31203 COVER
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
KOMATSU 20C-54-31203 COVER Size Chart (mm/inches) |
|---|
| Bearing number | NJ 2222 ECJ |
| Size (mm) | 200x110x53 |
| Bore Diameter (mm) | 200 |
| Outer Diameter (mm) | 110 |
| Width (mm) | 53 |
| d | 110 mm |
| D | 200 mm |
| B | 53 mm |
| d1 | 141 mm |
| D1 | 172.5 mm |
| F | 132.5 mm |
| r1,2 - min. | 2.1 mm |
| r3,4 - min. | 2.1 mm |
| s | 3.7 mm |
| da - min. | 122 mm |
| da - max. | 129 mm |
| db - min. | 144 mm |
| Da - max. | 187 mm |
| ra - max. | 2 mm |
| Basic dynamic load rating - C | 440 kN |
| Basic static load rating - C0 | 520 kN |
| Fatigue load limit - Pu | 61 kN |
| Reference speed | 3600 r/min |
| Limiting speed | 4000 r/min |
| Calculation factor - kr | 0.2 |
| d1 ≈ | 141 mm |
| D1 ≈ | 172.5 mm |
| r1,2 min. | 2.1 mm |
| r3,4 min. | 2.1 mm |
| s max. | 3.7 mm |
| da min. | 122 mm |
| da max. | 129 mm |
| db min. | 144 mm |
| Da max. | 187 mm |
| ra max. | 2 mm |
| Basic dynamic load rating C | 440 kN |
| Basic static load rating C0 | 520 kN |
| Fatigue load limit Pu | 61 kN |
| Calculation factor kr | 0.2 |
| Limiting value e | 0.3 |
| Axial load factor Y | 0.4 |
| Mass bearing | 6.82 kg |