4920-00-490-6480 ADAPTER Index 5305-00-490-6483 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5310-00-490-6482

Federal Supply Class:
5310

National Item Identification Number:
004906482

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:
MS9356-060U583SAE INTERNATIONAL
MS9356-0681343SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS9356-0696906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BEARING SURFACE FINISH63.0 MICROINCHES
BEARING SURFACE TYPEWASHER FACED
COUNTERSINK ANGLE90.0 DEGREES NOMINAL NUT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALIRON ALLOY 660 OVERALL
NOMINAL THREAD SIZE0.138 INCHES
NUT HEIGHT0.136 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNJEF
THREAD QUANTITY PER INCH40


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