DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.386 INCHES MINIMUM AND 0.426 INCHES MAXIMUM FIRST HOLE |
EXTENDED WASHER DIAMETER | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
EXTENDED WASHER THICKNESS | 0.059 INCHES MINIMUM AND 0.079 INCHES MAXIMUM |
FASTENER LENGTH | 0.578 INCHES MINIMUM AND 0.608 INCHES MAXIMUM |
HEAD HEIGHT | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
HEAD STYLE | DOUBLE HEXAGON W/HOLE |
HOLE CONFIGURATION STYLE | DOUBLE HEXAGON LONGITUDINAL HOLE |
HOLE DIAMETER | 0.032 INCHES MINIMUM AND 0.042 INCHES MAXIMUM |
HOLE QUANTITY | 4 |
HOLE TYPE | DRILLED |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP XM-13 OVERALL |
MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE |
SHOULDER DIAMETER | 0.2802 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER LENGTH | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM FIRST SHOULDER |
WIDTH BETWEEN FLATS | 0.303 INCHES MINIMUM AND 0.323 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 | 0.443 INCHES MINIMUM AND 0.493 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNJF |
THREAD QUANTITY PER INCH | 28 |