| FASTENER LENGTH | 0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HEAD DIAMETER | 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM |
| HEAD HEIGHT | 0.250 INCHES NOMINAL |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL | STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| POINT DIAMETER | 0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
| POINT LENGTH | 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| POINT STYLE | DOG |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.245 INCHES MINIMUM |
| THREAD QUANTITY PER INCH | 13 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |