| FEATURES PROVIDED | CASEHARDENED |
| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER ANGLE | 45.0 DEGREES NOMINAL |
| FIRST END TAPER LENGTH | 0.031 INCHES NOMINAL |
| FIRST STEP DIAMETER | 0.428 INCHES MINIMUM AND 0.432 INCHES MAXIMUM |
| FIRST STEP LENGTH | 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM |
| HARDNESS RATING | 88.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL |
| HEAD LENGTH | 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM |
| HEAD STYLE | TEE NO. 3 |
| HEIGHT | 0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-631 1015 TO 1025 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-634 1015 TO 1025 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-637,B1112,B1113,1213 OR 1215 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| SECOND STEP DIAMETER | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
| SECOND STEP LENGTH | 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE FINISH | 125.0 MICROINCHES HEAD BEARING SURFACE |
| SURFACE FINISH | 125.0 MICROINCHES SHANK END |
| SURFACE FINISH | 63.0 MICROINCHES HEAD TOP |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL |
| UNDER HEAD LENGTH | 1.297 INCHES MINIMUM AND 1.327 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.516 INCHES MINIMUM AND 0.546 INCHES MAXIMUM |