| CONCENTRIC HOLE DIAMETER | 0.092 INCHES MINIMUM AND 0.095 INCHES MAXIMUM |
| FASTENER LENGTH | 1.380 INCHES MINIMUM AND 1.400 INCHES MAXIMUM |
| HEAD HEIGHT | 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 416 OVERALL |
| MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| SHOULDER DIAMETER | 0.3112 INCHES MINIMUM AND 0.3117 INCHES MAXIMUM |
| SHOULDER LENGTH | 0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM |
| SPECIAL FEATURES | DRILL DEPTH OF HOLE AS REQUIRED TO OBTAINED DESIRED WEIGHT |
| STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.510 INCHES MINIMUM AND 0.550 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNF |
| THREAD QUANTITY PER INCH | 28 |
| WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL |