| EFFECTIVE LENGTH | 0.873 INCHES MINIMUM AND 0.881 INCHES MAXIMUM |
| DIAMETER | 0.405 INCHES MINIMUM AND 0.406 INCHES MAXIMUM |
| DISTANCE FROM CENTERLINE TO FLAT | 0.275 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER ANGLE | 45.0 DEGREES NOMINAL |
| FIRST END TAPER LENGTH | 0.020 INCHES NOMINAL |
| HEAD STYLE | DEE |
| HEIGHT | 0.093 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000,COND D MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4340 OVERALL |
| PIN HEAD DIAMETER | 0.562 INCHES NOMINAL |
| SECOND UNDERCUT DIAMETER | 0.375 INCHES NOMINAL |
| SECOND UNDERCUT WIDTH | 0.062 INCHES NOMINAL |
| STYLE DESIGNATOR | GROOVE |
| SURFACE FINISH | 12.0 MICROINCHES SHANK END |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-C-320,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMIUM OVERALL |
| UNDERCUT DIAMETER | 0.380 INCHES MINIMUM AND 0.384 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.029 INCHES MINIMUM AND 0.032 INCHES MAXIMUM |
| UNDER HEAD LENGTH | 0.969 INCHES NOMINAL |