| FASTENER LENGTH | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| HEAD DIAMETER | 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| HEAD HEIGHT | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| POINT DIAMETER | 0.310 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| POINT LENGTH | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| POINT STYLE | DOG |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNF |
| THREAD QUANTITY PER INCH | 24 |
| WIDTH ACROSS FLATS | 0.313 INCHES MINIMUM AND 0.316 INCHES MAXIMUM |