| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| FASTENER LENGTH | 0.503 INCHES MINIMUM AND 0.523 INCHES MAXIMUM |
| GRIP LENGTH | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.3765 INCHES MINIMUM AND 0.3813 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| IDENTIFICATION CODE COLOR | GREEN |
| LUBRICATION | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | NICKEL ALLOY 718 OVERALL |
| MINIMUM TENSILE STRENGTH | 4350 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.190 INCHES |
| SHANK DIAMETER | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SHEAR STRENGTH | 7060 DOUBLE POUNDS PER SQUARE INCH |
| SPECIAL FEATURES | GRIT BLAST TOP OF HEAD, WITH COLOR GREEN ON THREAD END. |
| SPECIFICATION/STANDARD DATA | 73197-HLT423 MANUFACTURERS STANDARD |
| WIDTH BETWEEN FLATS | 0.0791 INCHES MINIMUM AND 0.0801 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | HI-SHEAR SPEC. 258, 73197 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |