FASTENER LENGTH | 0.750 INCHES NOMINAL |
HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM FASTENER |
HEAD DIAMETER | 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
HEAD HEIGHT | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
HEAD STYLE | FLAT CHAMFER |
INTERNAL DRIVE STYLE | HEXAGON |
LOCKING FEATURE | PELLET OR STRIP OR PATCH THREADS |
MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
MATERIAL | PLASTIC POLYAMIDE LOCKING FEATURESTEEL UNS K03104 FASTENER |
MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.375 INCHES |
WIDTH ACROSS FLATS | 0.312 INCHES NOMINAL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-83488 TY 2 CL 3 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-87115 CL 3 MIL SPEC 2ND TREATMENT RESPONSE FASTENER |
SURFACE TREATMENT | ALUMINUM AND CHROMATE OR ZINC AND CHROMATE FASTENER |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.625 INCHES NOMINAL |
THREAD SERIES DESIGNATOR | UNRC |
THREAD QUANTITY PER INCH | 16 |