EXTENDED WASHER DIAMETER | 0.580 INCHES MINIMUM AND 0.600 INCHES MAXIMUM |
EXTENDED WASHER THICKNESS | 0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM |
FASTENER LENGTH | 0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
HEAD HEIGHT | 0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM |
HEAD STYLE | HEXAGON EXTENDED WASHER |
MATERIAL | STEEL COMP 1330H OR STEEL COMP 4037H OR STEEL COMP 4130H OR STEEL COMP 5130H OR STEEL COMP 8630H OVERALL |
NOMINAL THREAD DIAMETER | 0.312 INCHES |
WELDING PROJECTION QUANTITY | 2 BEARING SURFACE OF HEAD |
WIDTH BETWEEN FLATS | 0.491 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
THREAD DIRECTION | RIGHT-HAND |
THREAD QUANTITY PER INCH | 18 |
THREAD SERIES DESIGNATOR | UNC |