| DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.474 INCHES MINIMUM AND 0.480 INCHES MAXIMUM |
| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.274 INCHES MINIMUM AND 0.281 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY LENGTH | 0.050 INCHES NOMINAL |
| EXTERNAL PREBENT KEY WIDTH | 0.110 INCHES NOMINAL |
| HOLE DIAMETER | 0.631 INCHES NOMINAL |
| INTERNAL STRAIGHT KEY WIDTH | 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.859 INCHES MINIMUM AND 0.891 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 0.955 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 303 OR STEEL COMP 304 OVERALL |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT | PASSIVATE OVERALL |