| T - Bearing Width | 20.75 | mm | |
| B - Cone Width | 19 | mm | |
| d - Bore | 30 | mm |
| C - Cup Width | 16 | mm | |
| D - Cup Outer Diameter | 72 | mm |
| Design Unit | Metric | ||
| Cone Part Number | X30306M | ||
| Full Timken Part Number | 30,306 | ||
| Bearing Weight | 0.40 | Kg |
| Cup Part Number | Y30306M | ||
| Series | 30306M | ||
| Cage Material | Stamped Steel |
