5310-01-601-4248 NUT,SELF-LOCKING,HEXAGON 5310-01-601-4321 WASHER,LOCK

National Stock Number:
5310-01-601-4257

Federal Supply Class:
5310

National Item Identification Number:
016014257

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:
93839A82339428MCMASTER-CARR SUPPLY CO
93839A8233A054MCMASTER-CARR SUPPLY CO


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
PART NAME ASSIGNED BY CONTROLLING AGENCYTHIN HEX NUT
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.500 INCHES
NUT HEIGHT0.3125 INCHES NOMINAL
NUT STYLEHEXAGON
SURFACE TREATMENTCHROMATE AND ZINC OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH13
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.750 INCHES NOMINAL


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