FASTENER LENGTH | 1.250 INCHES NOMINAL |
HARDNESS RATING | 80.0 ROCKWELL B NOMINAL OVERALL |
HEAD DIAMETER | 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
HEAD HEIGHT | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
HEAD STYLE | FLAT CHAMFER |
HOLE CONFIGURATION STYLE | ROUND INTERNAL HEXAGON |
HOLE DIAMETER | 0.044 INCHES NOMINAL |
HOLE TYPE | DRILLED |
HOLE QUANTITY | 6 |
INTERNAL DRIVE STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
MATERIAL | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL |
MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
MINIMUM YIELD STRENGTH | 30000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.164 INCHES |
WIDTH ACROSS FLATS | 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | PASSIVATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.875 INCHES MINIMUM |
THREAD QUANTITY PER INCH | 32 |
THREAD SERIES DESIGNATOR | UNC |