DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.921 INCHES MINIMUM AND 3.953 INCHES MAXIMUM FIRST HOLE |
FASTENER LENGTH | 4.109 INCHES MINIMUM AND 4.156 INCHES MAXIMUM |
GRIP DIAMETER | 0.7477 INCHES MINIMUM AND 0.7488 INCHES MAXIMUM |
GRIP LENGTH | 3.546 INCHES MINIMUM AND 3.578 INCHES MAXIMUM |
HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM |
HEAD STYLE | HEXAGON |
MATERIAL | STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OVERALL |
MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.750 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.131 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE |
SPECIFICATION/STANDARD DATA | 80205-NAS464 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
WIDTH BETWEEN FLATS | 1.052 INCHES MINIMUM AND 1.065 INCHES MAXIMUM |
SURFACE FINISH | 32.0 MICROINCHES GRIP |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2 CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
THREAD DIRECTION | RIGHT-HAND |
THREAD CLASS | 3A |
THREAD LENGTH | 0.406 INCHES MINIMUM AND 0.610 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNJF |
THREAD QUANTITY PER INCH | 16 |