| COUNTERSINK ANGLE | 98.0 DEGREES MINIMUM AND 102.0 DEGREES MAXIMUM |
| EXPANSION DEVICE | DRIVE STEM-TYPE H |
| FASTENER LENGTH | 0.396 INCHES MINIMUM AND 0.436 INCHES MAXIMUM |
| GRIP LENGTH | 0.235 INCHES MINIMUM AND 0.296 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.472 INCHES MINIMUM AND 0.480 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| HEAT TREATMENT | T-4 SOLUTION HEAT TREATED BODY |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| MATERIAL | ALUMINUM ALLOY 2117 BODY |
| SHANK DIAMETER | 0.247 INCHES MINIMUM AND 0.252 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE BODY |
| SURFACE TREATMENT | ANODIZE OR CHROMATE BODY |