5310-00-225-8977 NUT,PLAIN,HEXAGON Index 5310-00-225-8979 WASHER,FLAT

National Stock Number:
5310-00-225-8978

Federal Supply Class:
5310

National Item Identification Number:
002258978

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:
58068473030HAMILTON SUNDSTRAND CORPORATION


Techincal Specification:
DRILLED HOLE DIAMETER0.052 INCHES NOMINAL
BEARING SURFACE TYPECHAMFERED
HOLE CONFIGURATION STYLECONFIGURATION H
HOLE TYPE AND QUANTITY3 DRILLED
NUT HEIGHT0.281 INCHES NOMINAL
NUT STYLEHEXAGON
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.438 INCHES
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH20
WIDTH ACROSS FLATS0.688 INCHES NOMINAL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND


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