| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| FASTENER LENGTH | 0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM |
| GRIP LENGTH | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.388 INCHES MINIMUM AND 0.406 INCHES MAXIMUM |
| HEAT TREATMENT | T-4 SOLUTION HEAT TREATED OVERALL |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| MATERIAL DOCUMENT AND CLASSIFICATION | ALUMINUM ASSN T4 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2017 OVERALL |
| SHANK DIAMETER | 0.187 INCHES MINIMUM AND 0.191 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT |
| SPECIFICATION/STANDARD DATA | 81755-C10001 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |