5310-01-550-9681 WASHER,FLAT Index 5310-01-551-3515 WASHER,SEAL

National Stock Number:
5310-01-551-0605

Federal Supply Class:
5310

National Item Identification Number:
015510605

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:
90636A0773A054MCMASTER-CARR SUPPLY CO


Techincal Specification:
NOMINAL THREAD SIZE0.750 INCHES
THREAD QUANTITY PER INCH10
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 1008 OR
STEEL COMP 1009 OR
STEEL COMP 1010 OR
STEEL COMP 1011 OR
STEEL COMP 1012 OR
STEEL COMP 1013 OR
STEEL COMP 1015 OR
STEEL COMP 1016 OR
STEEL COMP 1017 OR
STEEL COMP 1018 OR
STEEL COMP 1019 OR
STEEL COMP 1020 OR
STEEL COMP 1021 OR
STEEL COMP 1022 OR
STEEL COMP 1023 OR
STEEL COMP 1025 OR
STEEL COMP 1026 OVERALL
SURFACE TREATMENTCHROMATE ZINC OVERALL
HARDNESS RATING32.0 ROCKWELL C MAXIMUM
SUPPLEMENTARY FEATURESSTYLE NUT IS DOUBLE CONCAVE, HEXAGON: OVERALL HEIGHT-NOMINAL 0.641 INCH: NUT WIDTH-NOMINAL 1.125 INCH
PART NAME ASSIGNED BY CONTROLLING AGENCYHEX DISTORED-THREAD LOCKNUT


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