| DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.344 INCHES NOMINAL |
| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.067 INCHES NOMINAL |
| EXTERNAL PREBENT KEY LENGTH | 0.312 INCHES NOMINAL |
| EXTERNAL PREBENT KEY WIDTH | 0.250 INCHES NOMINAL |
| HOLE DIAMETER | 0.380 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| INTERNAL STRAIGHT KEY WIDTH | 0.120 INCHES NOMINAL |
| MATERIAL THICKNESS | 0.120 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| OUTSIDE DIAMETER | 0.625 INCHES NOMINAL |
| OVERALL DISTANCE INCLUDING KEYS | 0.777 INCHES NOMINAL |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT | CADMIUM OVERALL |