| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| EXPANSION DEVICE | PLAIN STEM-TYPE T |
| FASTENER LENGTH | 0.568 INCHES MINIMUM AND 0.656 INCHES MAXIMUM |
| GRIP LENGTH | 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| HEAD MAJOR DIAMETER | 0.148 INCHES MAXIMUM |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | RIVET,BLIND,PULL-THROUGH NAS 1097 HEAD |
| SHANK DIAMETER | 0.092 INCHES MINIMUM AND 0.097 INCHES MAXIMUM |
| SHANK STYLE | PULL THROUGH HOLLOW SHANK |