| FASTENER LENGTH | 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HEAD DIAMETER | 0.112 INCHES MINIMUM AND 0.118 INCHES MAXIMUM |
| HEAD HEIGHT | 0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | FF-S-86 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| MINIMUM TENSILE STRENGTH | 470 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.0730 INCHES |
| SPECIFICATION/STANDARD DATA | 80205-NAS1352 NATIONAL STD/SPEC |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-DTL-13924D NOT 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | BLACK CHEMICAL FINISH OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 64 |
| THREAD SERIES DESIGNATOR | UNRC |
| WIDTH ACROSS FLATS | 0.062 INCHES NOMINAL |