| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| FASTENER LENGTH | 2.625 INCHES MINIMUM AND 2.645 INCHES MAXIMUM |
| GRIP LENGTH | 1.995 INCHES MINIMUM AND 2.005 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.8812 INCHES MINIMUM AND 0.8884 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL |
| MINIMUM TENSILE STRENGTH | 18900 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.4375 INCHES |
| SHANK DIAMETER | 0.4516 INCHES MINIMUM AND 0.4526 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SHEAR STRENGTH | 30600 DOUBLE POUNDS PER SQUARE INCH |
| SPECIAL FEATURES | COLOR BLACK ON THREAD END |
| WIDTH BETWEEN FLATS | 0.1895 INCHES MINIMUM AND 0.1930 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | CAGEC 73197, SPEC 294 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ALUMINUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |