FASTENER LENGTH | 1.063 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
HARDNESS RATING | 80.0 ROCKWELL B MINIMUM OVERALL |
HEAD HEIGHT | 0.272 INCHES MINIMUM AND 0.291 INCHES MAXIMUM |
HEAD STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
MATERIAL | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 308 OR STEEL COMP 309 OR STEEL COMP 309S OR STEEL COMP 310 OR STEEL COMP 310S OR STEEL COMP 314 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 384 OR STEEL COMP 385 OVERALL |
MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
MINIMUM YIELD STRENGTH | 30000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.438 INCHES |
WIDTH BETWEEN FLATS | 0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | PASSIVATE OVERALL |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.928 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 14 |
THREAD SERIES DESIGNATOR | UNC |