2540-01-523-8766 ARMOR,SUPPLEMENTAL,SMALL ARMS-FR Index 5120-01-523-8768 INSERTER,SEAL

National Stock Number:
5310-01-523-8767

Federal Supply Class:
5310

National Item Identification Number:
015238767

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:
AS5178-100U583SAE INTERNATIONAL
AS5178-1081343SOCIETY OF AUTOMOTIVE ENGINEERS INC


Techincal Specification:
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT, FITTING, BULKHEAD
MATERIALSTEEL COMP 4130 NUT
NOMINAL THREAD SIZE0.625 INCHES
NUT HEIGHT0.359 INCHES NOMINAL
NUT STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH14
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
WIDTH ACROSS FLATS1.113 INCHES MINIMUM AND 1.128 INCHES MAXIMUM


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