| FASTENER LENGTH | 0.312 INCHES NOMINAL |
| HEAD HEIGHT | 0.090 INCHES MINIMUM AND 0.098 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.263 INCHES MINIMUM AND 0.282 INCHES MAXIMUM |
| HEAT TREATMENT | SOLUTION HEAT TREATED OVERALL |
| HEAD STYLE | BUTTON |
| IDENTIFICATION CODE COLOR | VIOLET |
| MATERIAL DOCUMENT AND CLASSIFICATION | L86,FSCM K7766 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY OVERALL |
| SHANK DIAMETER | 0.155 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT W/RADIUS CHAMFERED TIP |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DEF 151 ASSN STD 1ST TREATMENT RESPONSE OR DTD 913 FSCM K7766 NATIONAL SPEC 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OR OXIDE OVERALL |