| EXTERNAL PREBENT KEY WIDTH | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM |
| EXTERNAL KEY QUANTITY | 15 |
| HOLE DIAMETER | 0.801 INCHES MINIMUM AND 0.816 INCHES MAXIMUM |
| INTERNAL PREBENT KEY LENGTH | 0.062 INCHES MINIMUM AND 0.094 INCHES MAXIMUM |
| INTERNAL PREBENT KEY WIDTH | 0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM |
| MATERIAL THICKNESS | 0.036 INCHES MINIMUM AND 0.044 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| OUTSIDE DIAMETER | 1.290 INCHES MINIMUM AND 1.300 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 1.314 INCHES MINIMUM AND 1.344 INCHES MAXIMUM |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |