| EFFECTIVE LENGTH | 2.560 INCHES NOMINAL |
| DIAMETER | 0.4975 INCHES MINIMUM AND 0.4985 INCHES MAXIMUM |
| DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN | 1.480 INCHES NOMINAL |
| FIRST END STYLE | CHAMFERED |
| FIRST HOLE DIAMETER | 0.187 INCHES MINIMUM AND 0.192 INCHES MAXIMUM |
| FIRST END TAPER ANGLE | 45.0 DEGREES NOMINAL |
| FIRST END TAPER LENGTH | 0.050 INCHES NOMINAL |
| HEAD STYLE | HEXAGON |
| HEIGHT | 0.460 INCHES NOMINAL |
| HOLE ARRANGEMENT STYLE | ONE END DRILLED |
| MATERIAL | STEEL COMP E4340 OR STEEL COMP 4340 OVERALL |
| STYLE DESIGNATOR | GROOVE |
| SURFACE FINISH | 63.0 MICROINCHES LONG SHANK |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| UNDERCUT DIAMETER | 0.466 INCHES MINIMUM AND 0.470 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.030 INCHES MINIMUM AND 0.033 INCHES MAXIMUM |
| UNDER HEAD LENGTH | 2.740 INCHES MINIMUM AND 2.780 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.625 INCHES NOMINAL |