FASTENER LENGTH | 0.594 INCHES MINIMUM AND 0.640 INCHES MAXIMUM |
FEATURES PROVIDED | FINISHED HEAD |
GRIP LENGTH | 0.047 INCHES MINIMUM AND 0.077 INCHES MAXIMUM |
HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.266 INCHES MINIMUM AND 0.297 INCHES MAXIMUM |
HEAD STYLE | HEXAGON |
HOLE CONFIGURATION STYLE | HEXAGON FLATS |
HOLE DIAMETER | 0.070 INCHES NOMINAL |
HOLE TYPE | DRILLED |
HOLE QUANTITY | 6 |
MATERIAL | STEEL COMP 8740 OR STEEL COMP 8640 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL |
MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.312 INCHES |
WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND 0.501 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.517 INCHES MINIMUM AND 0.593 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 24 |
THREAD SERIES DESIGNATOR | UNF |