| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.142 INCHES NOMINAL |
| HOLE DIAMETER | 0.380 INCHES MINIMUM AND 0.390 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 2 |
| INTERNAL STRAIGHT KEY WIDTH | 0.062 INCHES MINIMUM AND 0.066 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.533 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.030 INCHES MINIMUM AND 0.035 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 631 OVERALL |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |