NNU4944K
| d | 220 | mm | Bore diameter |
| D | 300 | mm | Outside diameter |
| B | 80 | mm | Width |
| FW | 243 | mm | Raceway diameter of inner ring |
| r (min.) | 2.1 | mm | Chamfer dimension |
| Cr | 735000 | N | Basic dynamic load rating |
| C0r | 1330000 | N | Basic static load rating |
| Grease | 1700 | min-1 | Grease lubrication |
| Oil (Oil-bath) | 2200 | min-1 | Oil-bath lubrication |
| da (min.) | 231 | mm | Diameter of shaft abutment |
| da (max.) | 242 | mm | Diameter of shaft abutment |
| dc (min.) | 248 | mm | Diameter of shaft abutment |
| d1a (min.) | 234 | mm | Diameter of spacer sleeve abutment |
| Da (max.) | 289 | mm | Diameter of housing abutment |
| ra (max.) | 2 | mm | Radius of shaft or housing fillet |
| (approx.) | 16.6 | kg |