| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.167 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| EXTERNAL STRAIGHT KEY WIDTH | 0.080 INCHES NOMINAL |
| EXTERNAL KEY QUANTITY | 11 |
| HOLE DIAMETER | 0.404 INCHES MINIMUM AND 0.445 INCHES MAXIMUM |
| INTERNAL KEY QUANTITY | 1 |
| INTERNAL STRAIGHT KEY WIDTH | 0.088 INCHES MINIMUM AND 0.092 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.040 INCHES NOMINAL |
| MATERIAL | STEEL COMP 4130 OVERALL |
| OUTSIDE DIAMETER | 0.560 INCHES MINIMUM AND 0.570 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 0.730 INCHES MINIMUM AND 0.740 INCHES MAXIMUM |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT | TIN OVERALL |