| FASTENER LENGTH | 6.734 INCHES MINIMUM AND 6.781 INCHES MAXIMUM |
| GRIP DIAMETER | 0.993 INCHES MINIMUM AND 0.999 INCHES MAXIMUM |
| GRIP LENGTH | 5.359 INCHES MINIMUM AND 5.391 INCHES MAXIMUM |
| HEAD HEIGHT | 0.515 INCHES MINIMUM AND 0.547 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| MATERIAL | STEEL COMP 4037 OR STEEL COMP 8630 OR STEEL COMP 8740 OR STEEL COMP 4140 OR STEEL COMP 8735 OR STEEL COMP 4130 OVERALL |
| NOMINAL THREAD DIAMETER | 1.000 INCHES |
| WIDTH BETWEEN FLATS | 1.428 INCHES MINIMUM AND 1.441 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY II, CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.343 INCHES MINIMUM AND 1.422 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 12 |
| THREAD SERIES DESIGNATOR | UNF |