| FASTENER LENGTH | 0.188 INCHES NOMINAL |
| HEAD HEIGHT | 0.053 INCHES MINIMUM AND 0.059 INCHES MAXIMUM |
| HEAD STYLE | BUTTON |
| HEAD MAJOR DIAMETER | 0.157 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | L58,FSCM K7766 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY OVERALL |
| SHANK DIAMETER | 0.093 INCHES MINIMUM AND 0.097 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT W/RADIUS CHAMFERED TIP |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DEF 151,FSCM K7766 NATIONAL SPEC 1ST TREATMENT RESPONSE OR DTD 913,FSCM K7766 NATIONAL SPEC 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OR OXIDE FILM OVERALL |