| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| FASTENER LENGTH | 1.350 INCHES MINIMUM AND 1.375 INCHES MAXIMUM |
| GRIP LENGTH | 0.865 INCHES MINIMUM AND 0.880 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.731 INCHES MINIMUM AND 0.803 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| HEAT TREATMENT | AS FABRICATED OVERALL |
| LUBRICATION | CETYL ALCOHOL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 8740 OR STEEL COMP 4340 OVERALL |
| NOMINAL THREAD SIZE | 0.500 INCHES |
| SHANK DIAMETER | 0.519 INCHES NOMINAL |
| SHANK STYLE | PIN-RIVET, TAPERED, THREADED |
| SPECIFICATION/STANDARD DATA | 76301-3-341 MANUFACTURERS SPECIFICATION AND 80205-NAS1724 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY II CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES DESIGNATOR | UNJF |
| TIP DIAMETER | 0.505 INCHES NOMINAL |