| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| FASTENER LENGTH | 0.250 INCHES NOMINAL |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| HEAD MAJOR DIAMETER | 0.165 INCHES MINIMUM AND 0.173 INCHES MAXIMUM |
| MATERIAL | ALUMINUM ALLOY 2117 OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | RIVET, SOLID, CLOSE TOLERANCE, 100 DEG. FLUSH HEAD, ALUMINUM ALLOY, TITANIUM-COLUMBIUM ALLOY |
| SHANK DIAMETER | 0.093 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT W/RADIUS CHAMFERED TIP |
| SPECIAL FEATURES | THESE CLOSE TOLERANCE RIVETS ARE DESIGNED TO PROVIDE SUPERIOR INSTALLEDFLUSHNESS CONDITION AND IMPROVED DRIVABILITY OVER STANDARD RIVETS; USE AD (221)RIVETS FOR GENERAL STRUCTURAL USAGE |