5120-00-973-3148 WRENCH,SOCKET,T HAN Index 4140-00-973-3159 FAN,CIRCULATING

National Stock Number:
5310-00-973-3155

Federal Supply Class:
5310

National Item Identification Number:
009733155

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:
NAS679A6W80205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
HOLE CONFIGURATION STYLECONFIGURATION B
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.312 INCHES
NUT HEIGHT0.200 INCHES NOMINAL
NUT STYLEHEXAGON
SPECIAL FEATURESLIP ON BOTTOM OF NUT 0.062 INCH DEEP BY 0.436 INCH OD
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
THREAD SERIESUN
WIDTH ACROSS FLATS0.562 INCHES NOMINAL


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