| DISTANCE FROM KEY CENTER TO WIRE HOLE CENTER | 0.157 INCHES MINIMUM AND 0.219 INCHES MAXIMUM |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 0.940 INCHES MINIMUM AND 0.950 INCHES MAXIMUM |
| INTERNAL PREBENT KEY WIDTH | 0.142 INCHES NOMINAL |
| OUTSIDE DIAMETER | 1.310 INCHES MINIMUM AND 1.330 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7947 COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.080 INCHES NOMINAL |
| MATERIAL | STEEL COMP 1095 OVERALL |
| WIRE HOLE DIAMETER | 0.080 INCHES NOMINAL |
| STYLE DESIGNATOR | INTERNAL PREBENT KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |