DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.094 INCHES NOMINAL FIRST HOLE |
FASTENER LENGTH | 3.312 INCHES NOMINAL |
HEAD DIAMETER | 0.625 INCHES NOMINAL |
HEAD HEIGHT | 0.375 INCHES NOMINAL |
HEAD STYLE | ROUND W/WRENCH FLATS |
MATERIAL DOCUMENT AND CLASSIFICATION | MIL-N-890 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | NICKEL ALLOY 400 OR NICKEL ALLOY R-405 OVERALL |
NOMINAL THREAD DIAMETER | 0.375 INCHES |
NONDEFINITIVE SPEC/STD DATA | B CLASS |
SHANK UNTHREADED HOLE DIAMETER | 0.125 INCHES NOMINAL FIRST HOLE |
SHOULDER DIAMETER | 0.500 INCHES NOMINAL FIRST SHOULDER |
SHOULDER LENGTH | 2.625 INCHES NOMINAL FIRST SHOULDER |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.688 INCHES MINIMUM |
THREAD QUANTITY PER INCH | 16 |
THREAD SERIES DESIGNATOR | UNC |