| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.4420 INCHES MINIMUM AND 0.4470 INCHES MAXIMUM |
| HOLE DIAMETER | 1.0100 INCHES MINIMUM AND 1.0200 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 1 |
| INTERNAL STRAIGHT KEY WIDTH | 0.1580 INCHES MINIMUM AND 0.1630 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.0550 INCHES MINIMUM AND 0.0600 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 4130 OVERALL |
| OUTSIDE DIAMETER | 2.000 INCHES NOMINAL |
| STYLE DESIGNATOR | KEY |
| SURFACE FINISH | 100.0 MICROINCHES ALL SURFACES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |