| CRITICALITY CODE JUSTIFICATION | AASB AND AAUY |
| FASTENER LENGTH | 60.325 MILLIMETERS NOMINAL AND 60.075 MILLIMETERS MINIMUM AND 60.575 MILLIMETERS MAXIMUM |
| HEAD DIAMETER | 23.25 MILLIMETERS MINIMUM AND 23.75 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 7.35 MILLIMETERS MINIMUM AND 7.85 MILLIMETERS MAXIMUM |
| HEAD STYLE | ROUND W/WRENCH FLATS CHAMFERED |
| MATERIAL DOCUMENT AND CLASSIFICATION | DTD5638 MIL STD SINGLE MATERIAL RESPONSE |
| MATERIAL | NICKEL |
| POINT DIAMETER | 10.06 MILLIMETERS MINIMUM AND 10.56 MILLIMETERS MAXIMUM |
| POINT LENGTH | 12.725 MILLIMETERS NOMINAL |
| POINT STYLE | FLAT |
| POINT CHAMFER ANGLE | 60.0 DEGREES NOMINAL |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| SPECIAL FEATURES | 13.05 MM A/F,2.05 MM LG SHOULDER PORTION UNDER HD |
| WIDTH BETWEEN FLATS | 17.15 MILLIMETERS NOMINAL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 19.80 MILLIMETERS NOMINAL |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES DESIGNATOR | UNJF |