DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.180 INCHES NOMINAL FIRST HOLE |
CONCENTRIC HOLE DEPTH | 2.560 INCHES NOMINAL |
CONCENTRIC HOLE DIAMETER | 0.624 INCHES MINIMUM AND 0.633 INCHES MAXIMUM |
FASTENER LENGTH | 3.310 INCHES NOMINAL |
HEAD HEIGHT | 0.250 INCHES NOMINAL |
HEAD STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP H11 OVERALL |
MINIMUM TENSILE STRENGTH | 280000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.875 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.139 INCHES MINIMUM AND 0.145 INCHES MAXIMUM FIRST HOLE |
WIDTH BETWEEN FLATS | 1.239 INCHES MINIMUM AND 1.252 INCHES MAXIMUM |
STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.660 INCHES MINIMUM |
THREAD QUANTITY PER INCH | 14 |
THREAD SERIES DESIGNATOR | UNJF |