Kobelco SK80 Aftermarket Hydraulic Final Drive Motor
| Brand Name |
Kobelco |
| Model Number |
SK80 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
Kobelco SK80 bearing Size Chart (mm/inches) |
|---|
| Bearing number | NNC 4844 CV |
| Size (mm) | 270x220x50 |
| Bore Diameter (mm) | 270 |
| Outer Diameter (mm) | 220 |
| Width (mm) | 50 |
| d | 220 mm |
| D | 270 mm |
| B | 50 mm |
| d1 | 241 mm |
| D1 | 250.5 mm |
| b1 | 7 mm |
| K | 4 mm |
| r1,2 - min. | 1.5 mm |
| da - min. | 227 mm |
| das | 233 mm |
| Da - max. | 263 mm |
| ra - max. | 1.5 mm |
| Basic dynamic load rating - C | 380 kN |
| Basic static load rating - C0 | 865 kN |
| Fatigue load limit - Pu | 85 kN |
| Reference speed | 1000 r/min |
| Limiting speed | 1200 r/min |
| Calculation factor - kr | 0.2 |
| d1 ≈ | 241 mm |
| D1 ≈ | 250.5 mm |
| b1 | 7 mm |
| r1,2 min. | 1.5 mm |
| da min. | 227 mm |
| das | 233 mm |
| Da max. | 263 mm |
| ra max. | 1.5 mm |
| Basic dynamic load rating C | 352 kN |
| Basic static load rating C0 | 865 kN |
| Fatigue load limit Pu | 85 kN |
| Calculation factor kr | 0.2 |
| Mass bearing | 6.4 kg |