| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| COUNTERSINK HEIGHT | 0.0346 INCHES MINIMUM AND 0.0396 INCHES MAXIMUM |
| FASTENER LENGTH | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM |
| HEAD HEIGHT | 0.003 INCHES MINIMUM AND 0.005 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.134 INCHES MINIMUM AND 0.144 INCHES MAXIMUM |
| HEAD STYLE | UNDERSIZED OVAL COUNTERSUNK |
| HEAD MAJOR DIAMETER | 0.1884 INCHES MINIMUM AND 0.1957 INCHES MAXIMUM |
| MATERIAL | ALUMINUM ALLOY 2017 OVERALL |
| SHANK DIAMETER | 0.124 INCHES MINIMUM AND 0.127 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT W/RADIUS CHAMFERED TIP |
| SPECIFICATION/STANDARD DATA | 80205-NAS1097 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |