| COUNTERSINK ANGLE | 99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM |
| COUNTERSINK HEIGHT | 0.029 INCHES NOMINAL |
| FASTENER LENGTH | 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM |
| HEAD HEIGHT | 0.003 INCHES MINIMUM AND 0.005 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.174 INCHES MINIMUM AND 0.196 INCHES MAXIMUM |
| HEAD STYLE | UNDERSIZED OVAL COUNTERSUNK |
| HEAD MINOR DIAMETER | 0.134 INCHES MINIMUM AND 0.144 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | T81 OR T62 FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2219 OVERALL |
| SHANK DIAMETER | 0.124 INCHES MINIMUM AND 0.127 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |