| FASTENER LENGTH | 0.312 INCHES NOMINAL |
| HEAD HEIGHT | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| HEAD STYLE | UNIVERSAL |
| HEAD MAJOR DIAMETER | 0.356 INCHES MINIMUM AND 0.394 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | NASM 5674 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2117 OVERALL |
| SHANK DIAMETER | 0.186 INCHES MINIMUM AND 0.191 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 TYPE II,CLASS 2 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |