| d - Bore | 59.98 | mm | |
| B - Cone Width | 25.40 | mm | |
| T - Bearing Width across Cones | 55.56 | mm |
| D - Cup Outer Diameter | 100 | mm | |
| C - Double Cup Width | 44.45 | mm |
| Series | 28,900 | ||
| Cup Part Number | 28921D | ||
| Bearing Weight | 1.63 | Kg |
| Cone Part Number | 28,980 | ||
| Design Unit | Inch | ||
| Cage Material | Stamped Steel |
