| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.080 INCHES MINIMUM AND 0.082 INCHES MAXIMUM |
| HOLE DIAMETER | 0.311 INCHES MINIMUM AND 0.317 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 2 |
| INTERNAL STRAIGHT KEY WIDTH | 0.044 INCHES MINIMUM AND 0.048 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 631 OVERALL |
| OUTSIDE DIAMETER | 0.387 INCHES MINIMUM AND 0.393 INCHES MAXIMUM |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SPECIAL FEATURES | SPLIT EXIST ALONG SUFACE |