| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 1.100 INCHES MINIMUM AND 1.110 INCHES MAXIMUM |
| HOLE DIAMETER | 2.445 INCHES MINIMUM AND 2.455 INCHES MAXIMUM |
| INTERNAL STRAIGHT KEY WIDTH | 0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 1 |
| OUTSIDE DIAMETER | 3.375 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT | CADMIUM OVERALL |