Parts Number
Inquiry
Product Information
Designations
NNU4984
Boundary Dimensions
| NNU: Outer ring rib type | Bearing Type | ||
| d | 420 | mm | Bore diameter |
| D | 560 | mm | Outside diameter |
| B | 140 | mm | Width |
| r(min.) | 4 | mm | Chamfer Dimension |
Basic Load Ratings
| Cr | 2000 | kN | Basic Dynamic Load Rating |
| C0r | 5150 | kN | Basic Static Load Rating |
Speeds
| Grease | 1200 | min-1 | Limiting Speed |
| Oil (Oil-air) | 1500 | min-1 | Limiting Speed |
Abutment and Fillet Dimensions
| da(min.) | 436 | mm | Diameter of Shaft Abutment |
| d1a(min.) | 448 | mm | Diameter of Shaft Abutment |
| Da(max.) | 544 | mm | Diameter of Housing Abutment |
| ra(max.) | 3 | mm | Radius of Shaft or Housing Fillet |
Mass
| 88.4 | kg | Mass(approx.) |