COLOR | BLACK FASTENER |
FASTENER LENGTH | 1.250 INCHES NOMINAL |
HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM FASTENER |
HEAD DIAMETER | 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
HEAD HEIGHT | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
HEAD STYLE | FLAT CHAMFER |
INTERNAL DRIVE STYLE | HEXAGON |
LOCKING FEATURE | STRIP THREADS |
MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
MATERIAL | PLASTIC POLYAMIDE (NYLON) LOCKING FEATUREIRON ALLOY 660 FASTENER |
MINIMUM YIELD STRENGTH | 120000 POUNDS PER SQUARE INCH |
MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.190 INCHES |
SPECIFICATION/STANDARD DATA | 80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
WIDTH ACROSS FLATS | 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CL3 MIL SPEC SINGLE TREATMENT RESPONSE FASTENER |
SURFACE TREATMENT | OXIDE FASTENER |
THREAD DIRECTION | RIGHT-HAND |
THREAD CLASS | 3A |
THREAD LENGTH | 0.875 INCHES NOMINAL |
THREAD SERIES DESIGNATOR | UNRF |
THREAD QUANTITY PER INCH | 32 |