| Part Number | KP72B |
| System of Measurement | Inch |
| Standard Reference | MS27642-72 |
| Bore Dia | 4.5″ |
| Bore Dia Tolerance | -0.0010″ to 0″ |
| Outer Dia | 5.5625″ |
| Outer Dia Tolerance | -0.0010″ to 0″ |
| Ring Width Outer Height | 0.531″ |
| Ring Width Outer Height Tolerance | -0.005″ to 0″ |
| Ring Width Inner Width | 0.593″ |
| Ring Width Inner Width Tolerance | -0.005″ to 0″ |
| Ball Complement No | 56 |
| Ball Complement Dia | 0.28125″ |
| Ring Shoulder Outer | 5.322″ |
| Ring Shoulder Inner | 4.776″ |
| Ring Chamfer Outer | 0.039″ |
| Ring Chamfer Outer Tolerance | 0″ to 0.015″ |
| Ring Chamfer Inner | 0.039″ |
| Ring Chamfer Inner Tolerance | 0″ to 0.015″ |
| Radial Internal Clearance | 0.0003″ to 0.0015″ |
| Static Radial Load | 44300 lbs |
| Static Thrust Load | 19500 lbs |
| Dynamic Radial Ring Inner Load | 10330 lbs |
| Dynamic Radial Ring Outer Load | 10000 lbs |
| Max Starting Torque | (4) oz-in |
| Weight | 0.92 lbs |