| SHANK DIAMETER | 0.183 INCHES MINIMUM AND 0.185 INCHES MAXIMUM |
| SHANK LENGTH | 1.155 INCHES NOMINAL |
| SHOULDER DIAMETER | 0.360 INCHES MINIMUM AND 0.370 INCHES MAXIMUM |
| STYLE DESIGNATOR | SHOULDER |
| DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN | 0.115 INCHES NOMINAL |
| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER ANGLE | 44.0 DEGREES MINIMUM AND 46.0 DEGREES MAXIMUM |
| FIRST END TAPER LENGTH | 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM |
| FIRST END LOCATION | LONG END |
| FIRST HOLE DIAMETER | 0.070 INCHES MINIMUM AND 0.077 INCHES MAXIMUM |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| HOLE ARRANGEMENT STYLE | ONE END DRILLED |
| OVERALL LENGTH | 1.305 INCHES MINIMUM AND 1.315 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 8640 OR STEEL COMP 8645 OR STEEL COMP 8740 OVERALL |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END STYLE | CHAMFERED |
| SECOND END TAPER ANGLE | 44.0 DEGREES MINIMUM AND 46.0 DEGREES MAXIMUM |
| SECOND END TAPER LENGTH | 0.016 INCHES MINIMUM AND 0.047 INCHES MAXIMUM |
| SECOND SHANK DIAMETER | 0.230 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
| SECOND SHANK LENGTH | 0.060 INCHES NOMINAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-L-644,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL |