| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| COUNTERSINK HEIGHT | 0.1018 INCHES MINIMUM AND 0.1089 INCHES MAXIMUM |
| FASTENER LENGTH | 0.823 INCHES MINIMUM AND 0.843 INCHES MAXIMUM |
| GRIP LENGTH | 0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM |
| HEAD HEIGHT | 0.010 INCHES MINIMUM AND 0.015 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.4682 INCHES MINIMUM AND 0.4732 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.454 INCHES MINIMUM AND 0.466 INCHES MAXIMUM |
| LUBRICATION | CETYL ALCOHOL AND SOLID FILM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SHANK DIAMETER | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| WIDTH BETWEEN FLATS | 0.122 INCHES MINIMUM AND 0.142 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PER HI-SHEAR SPEC. NO. 294 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ALUMINUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNJF |