4730-00-499-2077 ADAPTER,STRAIGHT,TUBE TO HOSE Index 4730-00-499-2079 COUPLING,PIPE,SLIP JOINT

National Stock Number:
5310-00-499-2078

Federal Supply Class:
5310

National Item Identification Number:
004992078

Description:
NUT,PLAIN,HEXAGON

Detail:
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)


Manufacturer Information:
76587A16460MARINE ENGINE SPECIALTIES DIV OF MESCO TECTONICS INC
76587A1ML14BRINKLEY TECHNOLOGY GROUP LLC
76587A28265HERCULES ENGINE CO INC


Techincal Specification:
BEARING SURFACE TYPEFLAT OR WASHER FACED
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1212 OVERALL
NOMINAL THREAD SIZE0.438 INCHES
NUT HEIGHT0.433 INCHES MINIMUM AND 0.443 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
THREAD QUANTITY PER INCH20


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