DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.864 INCHES NOMINAL FIRST HOLE |
FASTENER LENGTH | 1.230 INCHES NOMINAL |
HEAD HEIGHT | 0.090 INCHES NOMINAL |
HEAD DIAMETER | 0.526 INCHES MINIMUM AND 0.536 INCHES MAXIMUM |
HEAD STYLE | ROUND W/WRENCH FLATS CHAMFERED |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 630 OVERALL |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.072 INCHES MINIMUM AND 0.077 INCHES MAXIMUM FIRST HOLE |
SHOULDER DIAMETER | 0.3123 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER LENGTH | 0.314 INCHES MINIMUM AND 0.324 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
SPECIAL FEATURES | END OF SHANK 0.190 IN. MIN,0.200 IN. MAX DIA,WIDTH BETWEEN FLATS 0.100 IN.,0.272 IN. LG |
WIDTH BETWEEN FLATS | 0.400 INCHES NOMINAL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | PASSIVATE OVERALL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.378 INCHES MINIMUM |
THREAD QUANTITY PER INCH | 28 |
THREAD SERIES DESIGNATOR | UNJF |