NNU4980
| NNU: Outer ring rib type | Bearing Type | ||
| d | 400 | mm | Diametro del foro |
| D | 540 | mm | Diametro esterno |
| B | 140 | mm | Larghezza |
| r(min.) | 4 | mm | Chamfer Dimension |
| Cr | 1940 | kN | Basic Dynamic Load Rating |
| C0r | 4900 | kN | Basic Static Load Rating |
| Grasso | 1400 | min-1 | Limiting Speed |
| Oil (Oil-air) | 1700 | min-1 | Limiting Speed |
| da(min.) | 416 | mm | Diameter of Shaft Abutment |
| d1a(min.) | 428 | mm | Diameter of Shaft Abutment |
| Da(max.) | 524 | mm | Diameter of Housing Abutment |
| ra(max.) | 3 | mm | Radius of Shaft or Housing Fillet |
| 85.1 | kg | Mass(approx.) |