| HEAD HEIGHT | 0.004 INCHES MINIMUM AND 0.006 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.316 INCHES MINIMUM AND 0.326 INCHES MAXIMUM |
| HEAD STYLE | UNDERSIZED OVAL COUNTERSUNK |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2117 OVERALL |
| SHANK DIAMETER | 0.249 INCHES MINIMUM AND 0.252 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS1097 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT | ANODIZE AND CHROMATE OVERALL |