FASTENER LENGTH | 1.170 INCHES MINIMUM AND 1.190 INCHES MAXIMUM |
HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
HEAD DIAMETER | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM |
HEAD HEIGHT | 0.600 INCHES MINIMUM AND 0.610 INCHES MAXIMUM |
HEAD STYLE | ROUND W/WRENCH FLATS CHAMFERED |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 8740 OVERALL |
NOMINAL THREAD DIAMETER | 0.375 INCHES |
SHOULDER DIAMETER | 0.4597 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
SHOULDER LENGTH | 0.580 INCHES MINIMUM AND 0.610 INCHES MAXIMUM FIRST SHOULDER |
SPECIAL FEATURES | HEAD NOT CONCENTRIC TO THE BOLT SHANK |
WIDTH BETWEEN FLATS | 0.590 INCHES MINIMUM AND 0.610 INCHES MAXIMUM |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.430 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 24 |
THREAD SERIES DESIGNATOR | UNF |