2930-12-351-8800 COOLER,LUBRICATING OIL,ENGINE Index 2540-12-351-9623 CONTROL BOX,ELECTRICAL,VEHICULAR

National Stock Number:
5310-12-351-9156

Federal Supply Class:
5310

National Item Identification Number:
123519156

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:
ISO4032-M3-6-A2PI9008INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO)


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE90,0 DEGREES MINIMUM AND 120,0 DEGREES MAXIMUM THREADS
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE3,0 MILLIMETERS
NUT HEIGHT2,15 MILLIMETERS MINIMUM AND 2,4 MILLIMETERS MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS5,5 MILLIMETERS NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONISO4042, SCHLUESSEL A2P ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC AND CHROMATE OVERALL
TEST DATA DOCUMENTI9008-ISO4032/FEB92/ STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH IN MILLIMETERS0,5
THREAD TOLERANCE CLASS6H INTERNAL
THREAD SERIESISO M


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