| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.062 INCHES NOMINAL FIRST HOLE |
| FASTENER LENGTH | 1.294 INCHES NOMINAL |
| FEATURES PROVIDED | UNFINISHED HEAD |
| GRIP LENGTH | 0.750 INCHES NOMINAL |
| HEAD HEIGHT | 0.156 INCHES NOMINAL |
| HEAD STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH |
| MINIMUM YIELD STRENGTH | 85000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES NOMINAL FIRST HOLE |
| WIDTH BETWEEN FLATS | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.544 INCHES MINIMUM |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNF |