| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| FASTENER LENGTH | 1.265 INCHES MINIMUM AND 1.285 INCHES MAXIMUM |
| GRIP LENGTH | 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.8884 INCHES MAXIMUM |
| HEAD STYLE | CROWN COUTERSUNK GREATER THAN 135 DEGREES |
| LUBRICATION | SOLID FILM AND CETYL ALCOHOL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP XM-13 OVERALL |
| NOMINAL THREAD SIZE | 0.375 INCHES |
| SHANK DIAMETER | 0.4677 INCHES MINIMUM AND 0.4682 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| WIDTH BETWEEN FLATS | 0.1582 INCHES MINIMUM AND 0.1617 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3A |
| THREAD SERIES DESIGNATOR | UNJF |
| THREAD QUANTITY PER INCH | 24 |