| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.650 INCHES MINIMUM AND 0.670 INCHES MAXIMUM |
| GRIP LENGTH | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| HEAD MAJOR DIAMETER | 0.3213 INCHES MINIMUM AND 0.3304 INCHES MAXIMUM |
| LUBRICATION | CETYL ALCOHOL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PIN,RIVET,FLUTED THREADS - TENSION,100 DEGREE COUNTERSUNK HEAD,HEXAGON POINT DRIVE |
| MATERIAL DOCUMENT AND CLASSIFICATION | UNABLE TO DECODE |
| MATERIAL | UNABLE TO DECODE |
| NOMINAL THREAD SIZE | 0.1640 INCHES |
| SHANK DIAMETER | 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SPECIAL FEATURES | CODE A: REDEFINED HEAD GEOMETRY |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNJC |
| THREAD QUANTITY PER INCH | 32 |
| WIDTH BETWEEN FLATS | 0.0791 INCHES MINIMUM AND 0.0806 INCHES MAXIMUM |