DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.738 INCHES MINIMUM AND 0.756 INCHES MAXIMUM FIRST HOLE |
FASTENER LENGTH | 0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM |
HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
HEAD STYLE | HEXAGON |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 302 OVERALL |
NOMINAL THREAD DIAMETER | 0.190 INCHES |
PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
SHANK UNTHREADED HOLE DIAMETER | 0.065 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST HOLE |
SHOULDER DIAMETER | 0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
SHOULDER LENGTH | 0.535 INCHES MINIMUM AND 0.545 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 | 0.315 INCHES MINIMUM AND 0.325 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 32 |
THREAD SERIES DESIGNATOR | UNJF |