| FIRST END STYLE | SQUARE |
| FIRST STEP DIAMETER | 0.249 INCHES MINIMUM AND 0.252 INCHES MAXIMUM |
| FIRST STEP LENGTH | 0.574 INCHES MINIMUM AND 0.578 INCHES MAXIMUM |
| HEAD STYLE | PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION) |
| HEIGHT | 0.075 INCHES MINIMUM AND 0.079 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8 TEMPER O OR T4 FED SPEC SINGLE MATERIAL RESPONSE OR SAE J454 TEMPER O OR T4 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 6061 OVERALL |
| PIN HEAD DIAMETER | 0.500 INCHES NOMINAL |
| SECOND STEP LENGTH | 0.188 INCHES NOMINAL |
| SECOND STEP DIAMETER | 0.156 INCHES NOMINAL |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE OR TT-P-1757 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMATE OR CHROMATE ZINC OVERALL |
| UNDER HEAD LENGTH | 0.762 INCHES MINIMUM AND 0.766 INCHES MAXIMUM |