COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM |
FASTENER LENGTH | 0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM FASTENER |
HEAD DIAMETER | 0.720 INCHES MINIMUM AND 0.781 INCHES MAXIMUM |
HEAD STYLE | FLAT COUNTERSUNK |
INTERNAL DRIVE STYLE | HEXAGON |
LOCKING FEATURE | PATCH OR STRIP THREADS |
MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
MATERIAL | PLASTIC POLYAMIDE LOCKING FEATURE |
MATERIAL | STEEL UNS K03104 FASTENER |
MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.375 INCHES |
WIDTH ACROSS FLATS | 0.219 INCHES NOMINAL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 TY2 CLFE/ZN5 ASSN STD SINGLE TREATMENT RESPONSE FASTENER |
SURFACE TREATMENT | ZINC AND CHROMATE FASTENER |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.845 INCHES MINIMUM |
THREAD QUANTITY PER INCH | 16 |
THREAD SERIES DESIGNATOR | UNC |