| COUNTERSINK ANGLE | 154.0 DEGREES NOMINAL |
| FASTENER LENGTH | 0.312 INCHES NOMINAL |
| HEAD HEIGHT | 0.032 INCHES MINIMUM AND 0.042 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| HEAD STYLE | COUNTERSUNK W/ REVERSE CHAMFER |
| HOLE DEPTH | 0.124 INCHES MINIMUM |
| HOLE DIAMETER | 0.077 INCHES MINIMUM AND 0.082 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-W-7986 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 1100 OR ALUMINUM ALLOY 2017 OR ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 2117 OR ALUMINUM ALLOY 5056 OVERALL |
| MINIMUM TENSILE STRENGTH | 2600 POUNDS PER SQUARE INCH |
| SHANK DIAMETER | 0.124 INCHES MINIMUM AND 0.129 INCHES MAXIMUM |
| SHANK STYLE | TUBULAR |
| SURFACE TREATMENT | ANODIZE OVERALL |