| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.750 INCHES |
| THREAD QUANTITY PER INCH | 10 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.00 INCHES NOMINAL |
| FASTENER LENGTH | 2.875 INCHES NOMINAL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A574 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | BLACK CHEMICAL FINISH OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-DTL13924D,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HEAD STYLE | PAN NO. 2 |
| HEAD DIAMETER | 1.287 INCHES MINIMUM AND |
| 1.312 INCHES MAXIMUM |
| HEAD HEIGHT | 0.610 INCHES MINIMUM AND |
| 0.625 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.500 INCHES NOMINAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREWMSHOULDER,HEX SOCKET HEAD |