5310-01-568-3911 WASHER,LOCK Index 5310-01-568-3924 NUT,PLAIN,ASSEMBLED WASHER

National Stock Number:
5310-01-568-3916

Federal Supply Class:
5310

National Item Identification Number:
015683916

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:
90710A03039428MCMASTER-CARR SUPPLY CO


Techincal Specification:
BEARING SURFACE TYPEFLAT
HARDNESS RATING60.0 ROCKWELL B MINIMUM
MATERIALSTEEL COMP 302 OVERALL
NOMINAL THREAD SIZE3.0 MILLIMETERS
NUT STYLEHEXAGON
NUT HEIGHT1.8 MILLIMETERS NOMINAL
WIDTH ACROSS FLATS5.5 MILLIMETERS NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH IN MILLIMETERS0.50
THREAD SERIESM


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