| FIRST END LOCATION | SMALL END |
| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER ANGLE | 0.040 RADIANS MINIMUM AND 0.060 RADIANS MAXIMUM |
| FIRST END TAPER LENGTH | 0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM |
| FIRST STEP DIAMETER | 0.820 INCHES MINIMUM AND 0.840 INCHES MAXIMUM |
| FIRST STEP LENGTH | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| OVERALL LENGTH | 1.010 INCHES MINIMUM AND 1.020 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| SPECIAL FEATURES | ALIGNING SHANK 0.185 IN. DIAMETER,0.900 IN. LONG |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END STYLE | SQUARE |
| SECOND STEP LENGTH | 0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| SECOND STEP DIAMETER | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,TYPE M,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OR MIL-P-16232,TYPE Z,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE MANGANESE OR PHOSPHATE ZINC OVERALL |
| THIRD STEP DIAMETER | 0.115 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| THIRD STEP LENGTH | 0.080 INCHES NOMINAL |