HARDNESS RATING | 248.0 ROCKWELL B MINIMUM AND 341.0 ROCKWELL B MAXIMUM OVERALL |
HEAD HEIGHT | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
HOLE CONFIGURATION STYLE | HEXAGON FLATS |
HOLE DIAMETER | 0.070 INCHES NOMINAL |
HOLE QUANTITY | 3 |
HOLE TYPE | DRILLED |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH |
MINIMUM YIELD STRENGTH | 85000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
SHOULDER DIAMETER | 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
SHOULDER LENGTH | 0.385 INCHES MINIMUM AND 0.395 INCHES MAXIMUM FIRST SHOULDER |
WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.423 INCHES MINIMUM AND 0.473 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 28 |
THREAD SERIES DESIGNATOR | UNJF |