| DIAMETER | 0.376 INCHES MINIMUM AND 0.377 INCHES MAXIMUM |
| EFFECTIVE LENGTH | 0.376 INCHES MINIMUM AND 0.377 INCHES MAXIMUM |
| FIRST END STYLE | SQUARE |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | FLAT CHAMFER |
| HEIGHT | 0.094 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| PIN HEAD DIAMETER | 0.500 INCHES NOMINAL |
| MATERIAL | STEEL COMP E4340 OR STEEL COMP 4340 OVERALL |
| STYLE DESIGNATOR | GROOVE |
| SURFACE TREATMENT | CADMIUM OVERALL |
| UNDER HEAD LENGTH | 0.940 INCHES NOMINAL |
| UNDERCUT WIDTH | 0.029 INCHES MINIMUM AND 0.032 INCHES MAXIMUM |
| UNDERCUT DIAMETER | 0.350 INCHES MINIMUM AND 0.354 INCHES MAXIMUM |