| MATERIAL | TITANIUM ALLOY OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | ALUMINUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-L-87132 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | CROWN COUNTERSUNK LESS THAN 135 DEGREES |
| HEAD HEIGHT | 0.1027 INCHES MINIMUM AND |
| 0.1048 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.542 INCHES MINIMUM AND |
| 0.555 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| FASTENER LENGTH | 1.562 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.160 INCHES MINIMUM AND |
| 0.180 INCHES MAXIMUM |
| SHANK DIAMETER | 0.3271 INCHES MINIMUM AND |
| 0.3275 INCHES MAXIMUM |
| GRIP LENGTH | 0.495 INCHES MINIMUM AND |
| 0.505 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD SIZE | 0.3125 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD DIRECTION | RIGHT-HAND |
| LUBRICATION | CETYL ALCOHOL |