5310-01-580-4780 WASHER,FLAT Index 5310-01-580-4802 WASHER,FLAT

National Stock Number:
5310-01-580-4798

Federal Supply Class:
5310

National Item Identification Number:
015804798

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:
AEN12C500000AZ4A1105047THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS


Techincal Specification:
BEARING SURFACE TYPEFLAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A563, GRADE A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.500 INCHES
NUT HEIGHT0.464 INCHES MINIMUM AND 0.504 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.850 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH13
THREAD SERIESUNC


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