| COUNTERSINK ANGLE | 99.7 DEGREES MINIMUM AND 100.3 DEGREES MAXIMUM |
| COUNTERSINK HEIGHT | 0.286 INCHES NOMINAL |
| FASTENER LENGTH | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| HEAD HEIGHT | 0.003 INCHES MINIMUM AND 0.005 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.1884 INCHES MINIMUM AND 0.1957 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.134 INCHES MINIMUM AND 0.144 INCHES MAXIMUM |
| HEAD STYLE | UNDERSIZED OVAL COUNTERSUNK |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 7050 OVERALL |
| SHANK DIAMETER | 0.124 INCHES MINIMUM AND 0.129 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT W/RADIUS CHAMFERED TIP |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TY II, CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |