| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.552 INCHES MAXIMUM |
| GRIP LENGTH | 0.286 INCHES MINIMUM AND 0.325 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| HEAD MAJOR DIAMETER | 0.221 INCHES MINIMUM AND 0.229 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-W-7986 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 5056 OVERALL |
| SHANK DIAMETER | 0.133 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| SHEAR STRENGTH | 340 SINGLE POUNDS PER SQUARE INCH |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OR OXIDE FILM OVERALL |