DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.797 INCHES NOMINAL FIRST HOLE |
FASTENER LENGTH | 0.922 INCHES NOMINAL |
HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.125 INCHES NOMINAL |
HEAD STYLE | HEXAGON |
MATERIAL | STEEL COMP 8735 OR STEEL COMP 8630 OR STEEL COMP 8740 OR STEEL COMP 4130 OVERALL |
MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.190 INCHES |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
SHANK UNTHREADED HOLE DIAMETER | 0.070 INCHES NOMINAL FIRST HOLE |
SHOULDER DIAMETER | 0.2000 INCHES MINIMUM AND 0.2015 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER LENGTH | 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM FIRST SHOULDER |
WIDTH BETWEEN FLATS | 0.375 INCHES NOMINAL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD ALL TREATMENT RESPONSES OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.362 INCHES MINIMUM |
THREAD QUANTITY PER INCH | 32 |
THREAD SERIES DESIGNATOR | UNF |