| COUNTERSINK ANGLE | 95.0 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.349 INCHES MINIMUM AND 0.357 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 2117 OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | RIVET, SOLID, COUNTERSUNK 100 DEGREES, PRECISION HEAD |
| SHANK DIAMETER | 0.186 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT W/RADIUS CHAMFERED TIP |
| SPECIFICATION/STANDARD DATA | 80205-NAS-20426 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SPECIAL FEATURES | THE CONICAL SURFACE OF THE HEAD SHALL BE CONCENTRIC WITH THE SHANK OF THE RIVET WITHIN .005;HEAD-COCKING ANGLE RELATIVE TO AXIS OF RIVET 1/2 DEGREE MAX;RIVETS MAY BE FURNISHED WITHIN PLAIN ENDS, OR CHAMFERED ENDS WITHA A RADIUS TO THE "T" DIMENTIONS OR A 20 DEGREE CHAMFER TO THE "S" DIMENTION |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625, TYPE 2 CLASS 1, DICHROMATE SEAL MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |