F681
| d | 1 | mm | Bore diameter |
| D | 3 | mm | Outside diameter |
| B | 1 | mm | Width |
| D1,2 | 3.8 | mm | Flange diameter |
| C1,2 | 0.3 | mm | Flange width |
| r (min.) | 0.05 | mm | Chamfer dimension |
| Cr | 88 | N | Basic dynamic load rating |
| C0r | 23 | N | Basic static load rating |
| Grease | 130000 | min-1 | Grease lubrication |
| Oil (Oil-bath) | 150000 | min-1 | Oil-bath lubrication |
| da (min.) | 1.4 | mm | Diameter of shaft abutment |
| ra (max.) | 0.05 | mm | Radius of shaft or housing fillet |
| (approx.) | 0.00004 | kg |