| COUNTERSINK HEIGHT | 0.029 INCHES MINIMUM AND 0.036 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 154.0 DEGREES NOMINAL |
| FASTENER LENGTH | 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM |
| HEAD HEIGHT | 0.003 INCHES MINIMUM AND 0.006 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.078 INCHES MINIMUM AND 0.108 INCHES MAXIMUM |
| HEAD STYLE | UNDERSIZED OVAL COUNTERSUNK |
| HOLE DEPTH | 0.093 INCHES MINIMUM |
| HOLE DIAMETER | 0.046 INCHES MINIMUM AND 0.051 INCHES MAXIMUM |
| MATERIAL | ALUMINUM ALLOY 2117 OVERALL |
| MINIMUM TENSILE STRENGTH | 26000 POUNDS PER SQUARE INCH |
| SHANK DIAMETER | 0.124 INCHES MINIMUM AND 0.129 INCHES MAXIMUM |
| SHANK STYLE | TUBULAR |
| SURFACE TREATMENT | ANODIZE OVERALL |