| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| HEAD MAJOR DIAMETER | 0.198 INCHES MINIMUM AND 0.215 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2117 OVERALL |
| SPECIAL FEATURES | "O" RING SYNTHETIC RUBBER PER MIL-R-6855, CLASS 1, GRADE 60 (SHORE A-2 HARDNESS). |
| SHANK DIAMETER | 0.093 INCHES MINIMUM AND 0.097 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMATE OVERALL |