COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM |
FASTENER LENGTH | 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM |
FEATURES PROVIDED | CASEHARDENED |
HEAD DIAMETER | 0.600 INCHES MINIMUM AND 0.656 INCHES MAXIMUM |
HEAD STYLE | FLAT COUNTERSUNK |
INTERNAL DRIVE STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66,302 OR 303 OR 304 OR 305 OR 316 OR EQUAL TO 16-18 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL CORROSION RESISTING OR NICKEL ALLOY OVERALL |
MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
MINIMUM YIELD STRENGTH | 30000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.312 INCHES |
NONDEFINITIVE SPEC/STD DATA | 4 TYPE |
WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL |
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 | 0.425 INCHES MINIMUM AND 0.568 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNC |
THREAD QUANTITY PER INCH | 18 |