DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 7.746 INCHES MINIMUM AND 7.775 INCHES MAXIMUM FIRST HOLE |
FASTENER LENGTH | 7.938 INCHES MINIMUM AND 7.968 INCHES MAXIMUM |
GRIP DIAMETER | 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM |
GRIP LENGTH | 7.365 INCHES MINIMUM AND 7.385 INCHES MAXIMUM |
HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM |
HEAD STYLE | DISHED HEXAGON |
HOLE DIAMETER | 0.070 INCHES NOMINAL |
HOLE CONFIGURATION STYLE | HEXAGON CORNERS |
HOLE QUANTITY | 3 |
HOLE TYPE | DRILLED |
MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL OVERALL |
MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.375 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.118 INCHES MINIMUM AND 0.207 INCHES MAXIMUM FIRST HOLE |
WIDTH BETWEEN FLATS | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.553 INCHES MINIMUM AND 0.603 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNJF |
THREAD QUANTITY PER INCH | 24 |