DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY LOCKING FEATURE AND THD LG |
FASTENER LENGTH | 2.690 INCHES MINIMUM AND 2.750 INCHES MAXIMUM |
HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
HEAD DIAMETER | 1.107 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
HEAD HEIGHT | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
HEAD STYLE | FLAT CHAMFER |
INTERNAL DRIVE STYLE | HEXAGON |
LOCKING FEATURE | PELLET OR STRIP THREADS |
MATERIAL | PLASTIC POLYAMIDE LOCKING FEATURE |
MATERIAL | STEEL FASTENER |
MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
MINIMUM YIELD STRENGTH | 130000 POUNDS PER SQUARE INCH |
NOMINAL THREAD DIAMETER | 0.750 INCHES |
NONDEFINITIVE SPEC/STD DATA | 6 TYPE |
WIDTH ACROSS FLATS | 0.625 INCHES MINIMUM AND 0.631 INCHES MAXIMUM |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
SURFACE TREATMENT | CADMIUM AND CHROMATE FASTENER |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 2.490 INCHES MINIMUM AND 2.750 INCHES MAXIMUM |
THREAD QUANTITY PER INCH | 10 |
THREAD SERIES DESIGNATOR | UNF |