| EFFECTIVE LENGTH | 0.765 INCHES MINIMUM AND 0.775 INCHES MAXIMUM |
| DIAMETER | 0.307 INCHES MINIMUM AND 0.309 INCHES MAXIMUM |
| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER ANGLE | 45.0 DEGREES NOMINAL |
| FIRST END TAPER LENGTH | 0.015 INCHES NOMINAL |
| HARDNESS RATING | 50.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | FLAT |
| HEIGHT | 0.094 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 1040 OR STEEL COMP 1041 OR STEEL COMP 1042 OR STEEL COMP 1043 OR STEEL COMP 1044 OR STEEL COMP 1045 OVERALL |
| PIN HEAD DIAMETER | 0.500 INCHES NOMINAL |
| STYLE DESIGNATOR | GROOVE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-16232 TY 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL |
| UNDERCUT DIAMETER | 0.288 INCHES MINIMUM AND 0.292 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.028 INCHES MINIMUM AND 0.031 INCHES MAXIMUM |
| UNDER HEAD LENGTH | 0.843 INCHES NOMINAL |