5310-00-266-0388 NUT,PLAIN,HEXAGON Index 5310-00-266-0390 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-266-0389

Federal Supply Class:
5310

National Item Identification Number:
002660389

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:
16A4C70UBG9CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
16A4C730760INGERSOLL RAND CO
16A4C7FM20UBG9CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
16A4C7FM230760INGERSOLL RAND CO
16A4C7FM288032CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
16A4C788032CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
17A4C70AT62SIEMENS ENERGY, INC.
17A4C730760INGERSOLL RAND CO
FFN83681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
17A4C7830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
17A4C788663DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.625 INCHES
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 13 STYLE
NUT HEIGHT0.535 INCHES MINIMUM AND 0.559 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH11
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)


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