| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| HEAD MAJOR DIAMETER | 0.358 INCHES MAXIMUM |
| HEAT TREATMENT | T-73 SOLUTION HEAT TREATED OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430,COMP 7050 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY OVERALL |
| SHANK DIAMETER | 0.1870 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 TY 2,CL 1 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OR CHROMATE OVERALL |