DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.423 INCHES MINIMUM AND 1.453 INCHES MAXIMUM FIRST HOLE |
FASTENER LENGTH | 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM |
FEATURES PROVIDED | FINISHED HEAD |
GRIP LENGTH | 1.110 INCHES MINIMUM AND 1.140 INCHES MAXIMUM |
HEAD HEIGHT | 0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM |
HEAD STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 4130 OVERALL |
MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.562 INCHES |
SPECIAL FEATURES | 2 COTTER PIN HOLES 90 DEG APART |
SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES NOMINAL FIRST HOLE |
WIDTH BETWEEN FLATS | 0.875 INCHES NOMINAL |
SURFACE FINISH | 100.0 MICROINCHES HEAD |
SURFACE FINISH | 100.0 MICROINCHES THREADS |
SURFACE FINISH | 20.0 MICROINCHES GRIP |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-C-320 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CHROMIUM OVERALL |
THREAD DIRECTION | RIGHT-HAND |
THREAD CLASS | 3A |
THREAD LENGTH | 0.392 INCHES MINIMUM AND 0.452 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNF |
THREAD QUANTITY PER INCH | 18 |