| COUNTERSINK ANGLE | 155.0 DEGREES MINIMUM AND 157.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 4.0975 INCHES MINIMUM AND 4.1175 INCHES MAXIMUM |
| GRIP LENGTH | 3.5575 INCHES MINIMUM AND 3.5675 INCHES MAXIMUM |
| HEAD HEIGHT | 0.0900 INCHES MINIMUM AND 0.1030 INCHES MAXIMUM |
| HEAD STYLE | COOPER'S |
| HEAD MAJOR DIAMETER | 1.1000 INCHES MINIMUM AND 1.2290 INCHES MAXIMUM |
| LUBRICATION | CETYL ALCOHOL |
| 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 | 95000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.3750 INCHES |
| SHANK DIAMETER | 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| WIDTH BETWEEN FLATS | 0.1582 INCHES MINIMUM AND 0.1617 INCHES MAXIMUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |