5310-01-568-5719 WASHER,FLAT Index 5310-01-568-6574 WASHER,LOCK

National Stock Number:
5310-01-568-6566

Federal Supply Class:
5310

National Item Identification Number:
015686566

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:
0236214153DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA
02362-1414153DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA


Techincal Specification:
BEARING SURFACE TYPEWASHER FACED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B21 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM
NUT STYLEHEXAGON
SPECIAL FEATURESMATERIAL: BRASS, UNCOATED
WIDTH ACROSS FLATS0.437 INCHES NOMINAL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIESUNF


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