EXTENDED WASHER DIAMETER | 1.040 INCHES MINIMUM AND 1.050 INCHES MAXIMUM |
EXTENDED WASHER THICKNESS | 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
FASTENER LENGTH | 2.409 INCHES MINIMUM AND 2.429 INCHES MAXIMUM |
GRIP DIAMETER | 0.6230 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM |
GRIP LENGTH | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM |
HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.608 INCHES MINIMUM AND 0.628 INCHES MAXIMUM |
HEAD STYLE | DOUBLE HEXAGON W/HOLE |
HOLE CONFIGURATION STYLE | DOUBLE HEXAGON LONGITUDINAL HOLE |
HOLE DIAMETER | 0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
HOLE QUANTITY | 4 |
HOLE TYPE | DRILLED |
MATERIAL | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL |
MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.625 INCHES |
WIDTH BETWEEN FLATS | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM |
SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
SURFACE FINISH | 32.0 MICROINCHES GRIP |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.899 INCHES MINIMUM AND 0.939 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNJF |
THREAD QUANTITY PER INCH | 18 |