JM205149/JM205110
| d | 50 | mm | Bore diameter |
| D | 90 | mm | Outside diameter |
| T | 28 | mm | Total width |
| B | 28 | mm | Width of inner ring |
| C | 23 | mm | Width of outer ring |
| Cup r (min.) | 2.5 | mm | Chamfer dimension of outer ring (Cup) |
| Cone r (min.) | 3 | mm | Chamfer dimension of inner ring (Cone) |
| Cr | 128000 | N | Basic dynamic load rating |
| C0r | 136000 | N | Basic static load rating |
| Grease | 4000 | min-1 | Grease lubrication |
| Oil (Oil-bath) | 5600 | min-1 | Oil-bath lubrication |
| da | 62 | mm | Diameter of shaft abutment |
| Da | 80 | mm | Diameter of housing abutment |
| db | 57 | mm | Diameter of shaft abutment |
| Db | 85 | mm | Diameter of housing abutment |
| ra (max.) | 3 | mm | Radius of shaft or housing fillet of inner ring |
| ra (max.) | 2.5 | mm | Radius of shaft or housing fillet of outer ring |
| e | 0.33 | Constant | |
| Y0 | 1 | Axial load Factors | |
| Y1 | 1.8 | Axial load Factors |
| CONE (approx.) | 0.507 | kg | |
| CUP (approx.) | 0.246 | kg |