| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| FASTENER LENGTH | 1.621 INCHES MINIMUM AND 1.646 INCHES MAXIMUM |
| GRIP LENGTH | 1.240 INCHES MINIMUM AND 1.255 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| HEAD MAJOR DIAMETER | 0.522 INCHES MAXIMUM |
| LUBRICATION | CETYL ALCOHOL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 8740 OVERALL OR STEEL COMP E4340 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| SPECIAL FEATURES | A8-32UNJC-3B THREAD SIZE,0.860 IN. LENGTH OF THREADS ALONG THE LONGITUDINAL AXIS FROM THE HEAD END,0.120 IN. SLOT LENGTH,0.060 IN. SLOT WIDTH LOCATED 0.800 IN. FROM TOP OF HEAD TO CENTER OF SLOT |
| SHANK DIAMETER | 0.3547 INCHES NOMINAL |
| SHEAR STRENGTH | 108000 SINGLE POUNDS PER SQUARE INCH |
| SHANK STYLE | PIN-RIVET, TAPERED, THREADED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNJF |
| TIP DIAMETER | 0.3319 INCHES NOMINAL |