| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.1875 INCHES NOMINAL |
| FASTENER LENGTH | 0.50 INCHES NOMINAL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| PLASTIC NYLON LOCKING FEATURE |
| HARDNESS RATING | 55.0 ROCKWELL B NOMINAL OVERALL |
| MINIMUM TENSILE STRENGTH | 70000 POUNDS PER SQUARE INCH |
| HEAD STYLE | FLAT FILLISTER |
| HEAD DIAMETER | 0.3125 INCHES NOMINAL |
| HEAD HEIGHT | 0.15625 INCHES NOMINAL |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.093 INCHES NOMINAL |
| LOCKING FEATURE | PATCH THREADS |
| SHOULDER SHAPE | ROUND ALL SHOULDERS |
| SHOULDER DIAMETER | 0.1875 INCHES NOMINAL ALL SHOULDERS |
| SHOULDER LENGTH | 0.3125 INCHES NOMINAL ALL SHOULDERS |
| SPECIAL FEATURES | ASSEMBLY AW119MKII AIRCRAFT |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PRECISION SHOULDER SCREW |