| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 1.058 INCHES MINIMUM AND 1.083 INCHES MAXIMUM |
| GRIP LENGTH | 0.677 INCHES MINIMUM AND 0.692 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| HEAD MAJOR DIAMETER | 0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| SHANK DIAMETER | 0.3260 INCHES NOMINAL |
| SHANK STYLE | PIN-RIVET, TAPERED, THREADED |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| TIP DIAMETER | 0.3150 INCHES NOMINAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |