| COUNTERSINK ANGLE | 99.00 DEGREES MINIMUM AND 101.00 DEGREES MAXIMUM |
| FASTENER LENGTH | 1.576 INCHES MINIMUM AND 1.606 INCHES MAXIMUM |
| HEAD HEIGHT | 0.063 INCHES NOMINAL |
| HEAD DIAMETER | 0.3988 INCHES NOMINAL |
| HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| INTERNAL DRIVE STYLE | TORX |
| MINIMUM TENSILE STRENGTH | 95000 POUNDS PER SQUARE INCH |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, SHEAR, 100 DEG FLUSH HEAD, CLOSE TOLLERANCE, 95KSI |
| NOMINAL THREAD DIAMETER | 0.2500 INCHES |
| SCREW MATERIAL | STEEL |
| SCREW SURFACE TREATMENT | PASSIVATE AND CADMIUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS5320 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SPLINE MAJOR DIAMETER | 0.155 INCHES NOMINAL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.403 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |