FASTENER LENGTH | 0.579 INCHES MINIMUM AND 0.609 INCHES MAXIMUM |
FEATURES PROVIDED | CASEHARDENED |
HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL |
HEAD STYLE | HEADLESS (SETSCREW) |
INTERNAL DRIVE STYLE | HEXAGON |
LOCKING FEATURE | STRIP THREADS |
MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
MATERIAL | STEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL |
NOMINAL THREAD DIAMETER | 0.375 INCHES |
POINT LENGTH | 0.054 INCHES MINIMUM AND 0.075 INCHES MAXIMUM |
POINT STYLE | FLAT |
POINT CHAMFER ANGLE | 80.0 DEGREES MINIMUM AND 90.0 DEGREES MAXIMUM |
WIDTH ACROSS FLATS | 0.187 INCHES MINIMUM AND 0.189 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | CADMIUM OVERALL |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.425 INCHES MINIMUM AND 0.446 INCHES MAXIMUM |
THREAD SERIES DESIGNATOR | UNF |
THREAD QUANTITY PER INCH | 24 |