| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 4.734 INCHES MINIMUM AND 4.766 INCHES MAXIMUM THREADS |
| FASTENER LENGTH | 5.544 INCHES MINIMUM AND 5.574 INCHES MAXIMUM |
| GRIP DIAMETER | 0.9980 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM |
| GRIP LENGTH | 4.240 INCHES MINIMUM AND 4.260 INCHES MAXIMUM |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.500 INCHES MINIMUM AND 0.515 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8735 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| MINIMUM YIELD STRENGTH | 95000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 1.000 INCHES |
| SHANK UNTHREADED HOLE DIAMETER | 0.144 INCHES MINIMUM AND 0.154 INCHES MAXIMUM THREADS |
| WIDTH BETWEEN FLATS | 1.427 INCHES MINIMUM AND 1.440 INCHES MAXIMUM |
| SURFACE FINISH | 32.0 MICROINCHES THREADS |
| SURFACE FINISH | 63.0 MICROINCHES GRIP |
| SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | FQQ-P-416, TYPE 2, CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.309 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 12 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |