5310-00-297-8815 NUT,PLAIN,HEXAGON Index 5925-00-297-8821 CIRCUIT BREAKER

National Stock Number:
5310-00-297-8816

Federal Supply Class:
5310

National Item Identification Number:
002978816

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:
760002619200US ARMY ARDEC RDECOM


Techincal Specification:
BEARING SURFACE TYPEFLAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-3-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1212 OVERALL
NOMINAL THREAD SIZE0.216 INCHES
NUT HEIGHT0.156 INCHES NOMINAL
NUT STYLEHEXAGON
SURFACE TREATMENTCHROMATE ZINC OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH24
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.406 INCHES NOMINAL


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