R144ZZ
| d | 3.175 | mm | Bore diameter |
| D | 6.35 | mm | Outside diameter |
| B | 2.779 | mm | Width |
| r (min.) | 0.1 | mm | Chamfer dimension |
| Cr | 310 | N | Basic dynamic load rating |
| C0r | 95 | N | Basic static load rating |
| Grease | 67000 | min-1 | Grease lubrication |
| db (max.) | 3.9 | mm | Diameter of shaft abutment |
| Db (max.) | 5.8 | mm | Diameter of housing abutment |
| ra (max.) | 0.1 | mm | Radius of shaft or housing fillet |
| (approx.) | 0.00027 | kg |