| COUNTERSINK ANGLE | 99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM |
| COUNTERSINK HEIGHT | 0.037 INCHES NOMINAL |
| FASTENER LENGTH | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| HEAD HEIGHT | 0.003 INCHES MINIMUM AND 0.005 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.240 INCHES MINIMUM AND 0.247 INCHES MAXIMUM |
| HEAD STYLE | UNDERSIZED OVAL COUNTERSUNK |
| MATERIAL | ALUMINUM ALLOY 5056 OVERALL |
| SHANK DIAMETER | 0.155 INCHES MINIMUM AND 0.158 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT |
| SHEAR STRENGTH | 24000 SINGLE POUNDS PER SQUARE INCH |