| EFFECTIVE LENGTH | 1.686 INCHES MINIMUM AND 1.691 INCHES MAXIMUM |
| DIAMETER | 0.495 INCHES MINIMUM AND 0.497 INCHES MAXIMUM |
| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER ANGLE | 45.0 DEGREES NOMINAL |
| FIRST END TAPER LENGTH | 0.015 INCHES NOMINAL |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | FLAT |
| HEIGHT | 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 8640 OVERALL |
| PIN HEAD DIAMETER | 0.677 INCHES MINIMUM AND 0.697 INCHES MAXIMUM |
| SECOND UNDERCUT DIAMETER | 0.475 INCHES MINIMUM AND 0.477 INCHES MAXIMUM |
| STYLE DESIGNATOR | GROOVE |
| SURFACE FINISH | 16.0 MICROINCHES OUTSIDE DIAMETER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-16232 TY 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL |
| UNDER HEAD LENGTH | 1.875 INCHES MINIMUM AND 1.895 INCHES MAXIMUM |
| UNDERCUT DIAMETER | 0.432 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.108 INCHES MINIMUM AND 0.113 INCHES MAXIMUM |