| EFFECTIVE LENGTH | 1.260 INCHES MINIMUM AND 1.273 INCHES MAXIMUM |
| DIAMETER | 0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM |
| FIRST END TAPER ANGLE | 45.0 DEGREES NOMINAL |
| FIRST END TAPER LENGTH | 0.031 INCHES NOMINAL |
| FIRST END STYLE | CHAMFERED |
| HARDNESS RATING | 35.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | FLAT |
| HEIGHT | 0.062 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| PIN HEAD DIAMETER | 0.375 INCHES NOMINAL |
| SECOND UNDERCUT DIAMETER | 0.210 INCHES MINIMUM AND 0.212 INCHES MAXIMUM |
| SECOND UNDERCUT RADIUS | 0.015 INCHES MINIMUM |
| STYLE DESIGNATOR | GROOVE |
| SURFACE FINISH | 125.0 MICROINCHES OVERALL |
| UNDERCUT WIDTH | 0.029 INCHES MINIMUM AND 0.032 INCHES MAXIMUM |
| UNDER HEAD LENGTH | 1.385 INCHES MINIMUM AND 1.395 INCHES MAXIMUM |
| UNDERCUT DIAMETER | 0.210 INCHES MINIMUM AND 0.212 INCHES MAXIMUM |