DISTANCE FROM CENTERLINE TO FLAT | 0.290 INCHES MINIMUM AND 0.300 INCHES MAXIMUM |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.940 INCHES MINIMUM AND 3.950 INCHES MAXIMUM FIRST HOLE |
FASTENER LENGTH | 4.160 INCHES NOMINAL |
HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
HEAD HEIGHT | 0.200 INCHES NOMINAL |
HEAD DIAMETER | 0.840 INCHES NOMINAL |
HEAD STYLE | DEE CHAMFER |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 8740 OVERALL |
NOMINAL THREAD DIAMETER | 0.375 INCHES |
SHANK UNTHREADED HOLE DIAMETER | 0.094 INCHES MINIMUM AND 0.101 INCHES MAXIMUM FIRST HOLE |
SHOULDER DIAMETER | 0.386 INCHES MINIMUM AND 0.388 INCHES MAXIMUM FIRST SHOULDER |
SHOULDER LENGTH | 3.380 INCHES NOMINAL FIRST SHOULDER |
SHOULDER SHAPE | ROUND FIRST SHOULDER |
SPECIAL FEATURES | UNDERCUT IN SHANK 1.700 UNDER HEAD 0.334 MIN 0.344 MAX DIA |
THREAD DIRECTION | RIGHT-HAND |
THREAD CLASS | 2A |
THREAD LENGTH | 0.620 INCHES MINIMUM AND 0.700 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNF |
THREAD QUANTITY PER INCH | 24 |