| COUNTERSINK ANGLE | 99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.485 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| HEAD HEIGHT | 0.045 INCHES MINIMUM AND 0.051 INCHES MAXIMUM |
| HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| HEAD MAJOR DIAMETER | 0.326 INCHES MINIMUM AND 0.344 INCHES MAXIMUM |
| HEAT TREATMENT | T-4 SOLUTION HEAT TREATED OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2117 OVERALL |
| SHANK DIAMETER | 0.155 INCHES MINIMUM AND 0.159 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT W/RADIUS CHAMFERED TIP |
| SPECIFICATION/STANDARD DATA | 81755-C10001 MANUFACTURERS SPECIFICATION CONTROL |