4540-01-074-7448 HEATING ELEMENT,ELECTRICAL,IMMER Index 5310-01-074-7450 NUT,PLAIN,HEXAGON

National Stock Number:
5310-01-074-7449

Federal Supply Class:
5310

National Item Identification Number:
010747449

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:
756395-10198897LOCKHEED MARTIN CORP


Techincal Specification:
DRILLED HOLE DIAMETER0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED
HOLE CONFIGURATION STYLECONFIGURATION A
HOLE TYPE AND QUANTITY6 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4130 OVERALL
NOMINAL THREAD SIZE0.312 INCHES
NUT HEIGHT0.190 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.938 INCHES NOMINAL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH24
THREAD SERIESUNF


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