| COUNTERSINK ANGLE | 153.0 DEGREES NOMINAL |
| FASTENER LENGTH | 3.117 INCHES MINIMUM AND 3.197 INCHES MAXIMUM |
| GRIP LENGTH | 3.192 INCHES MINIMUM AND 3.202 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.981 INCHES MAXIMUM |
| HEAD STYLE | BELT |
| LUBRICATION | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| SHANK DIAMETER | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SPECIAL FEATURES | GRIT BLAST TOP OF HEAD; CETYL ALCOHOL PER HI-SHEAR 305 |
| WIDTH BETWEEN FLATS | 0.1290 INCHES MINIMUM AND 0.1295 INCHES MAXIMUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |