DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.009 INCHES MINIMUM AND 2.059 INCHES MAXIMUM FIRST HOLE |
FASTENER LENGTH | 2.183 INCHES MINIMUM AND 2.213 INCHES MAXIMUM |
GRIP DIAMETER | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
GRIP LENGTH | 1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM |
HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
HEAD STYLE | DISHED HEXAGON |
MATERIAL | STEEL COMP E4340 OR STEEL COMP 4340 OR STEEL COMP 8740 OVERALL |
MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.190 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM FIRST HOLE |
SPECIFICATION/STANDARD DATA | 80205-NAS6203 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.298 INCHES MINIMUM AND 0.348 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 32 |
THREAD SERIES DESIGNATOR | UNJF |