5310-01-508-3680 WASHER,LOCK Index 5962-01-508-3682 MICROCIRCUIT,MEMORY

National Stock Number:
5310-01-508-3681

Federal Supply Class:
5310

National Item Identification Number:
015083681

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:
15111-09474025MARATHONNORCO AEROSPACE, INC.
APF15111-09428977ACCURATE PRECISION FASTENER CORP.


Techincal Specification:
BEARING SURFACE TYPEWASHER FACED
MATERIALSTEEL COMP 316 OVERALL
NOMINAL THREAD SIZE0.375 INCHES
NUT HEIGHT0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM
NUT STYLEHEXAGON
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH16
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS0.553 INCHES MINIMUM AND 0.573 INCHES MAXIMUM


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