EXTENDED WASHER DIAMETER | 1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM |
EXTENDED WASHER THICKNESS | 0.212 INCHES MINIMUM AND 0.232 INCHES MAXIMUM |
FASTENER LENGTH | 3.114 INCHES MINIMUM AND 3.134 INCHES MAXIMUM |
GRIP DIAMETER | 0.998 INCHES MINIMUM AND 0.999 INCHES MAXIMUM |
GRIP LENGTH | 1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM |
HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.913 INCHES MINIMUM AND 0.933 INCHES MAXIMUM |
HEAD STYLE | DOUBLE HEXAGON W/HOLE |
MATERIAL | STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL |
MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 1.000 INCHES |
WIDTH BETWEEN FLATS | 1.047 INCHES MINIMUM AND 1.062 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,TY2,CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 1.479 INCHES MINIMUM AND 1.519 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 12 |
THREAD SERIES DESIGNATOR | UNJF |