DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.680 INCHES MINIMUM AND 1.700 INCHES MAXIMUM FIRST HOLE |
FASTENER LENGTH | 1.802 INCHES MINIMUM AND 1.822 INCHES MAXIMUM |
FEATURES PROVIDED | FINISHED HEAD |
GRIP LENGTH | 1.002 INCHES MINIMUM AND 1.062 INCHES MAXIMUM |
HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
HEAD STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 8740 OVERALL |
NOMINAL THREAD DIAMETER | 0.312 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE |
WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
SURFACE TREATMENT | CADMIUM OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.760 INCHES MINIMUM AND 0.800 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNF |
THREAD QUANTITY PER INCH | 24 |