| DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.437 INCHES NOMINAL |
| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.272 INCHES NOMINAL |
| EXTERNAL PREBENT KEY LENGTH | 0.050 INCHES NOMINAL |
| EXTERNAL PREBENT KEY WIDTH | 0.110 INCHES NOMINAL |
| HOLE DIAMETER | 0.652 INCHES NOMINAL |
| INTERNAL STRAIGHT KEY WIDTH | 0.062 INCHES NOMINAL |
| OUTSIDE DIAMETER | 0.875 INCHES NOMINAL |
| OVERALL DISTANCE INCLUDING KEYS | 0.609 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.040 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |