9540-01-434-0080 STRUCTURAL SECTION,SPECIAL SHAPE Index 5340-01-434-0082 STANDOFF,THREADED,SPACING

National Stock Number:
5310-01-434-0081

Federal Supply Class:
5310

National Item Identification Number:
014340081

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:
B18241B16080204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE16.0 MILLIMETERS
NUT HEIGHT14.10 MILLIMETERS MINIMUM AND 14.80 MILLIMETERS MAXIMUM
NUT STYLEHEXAGON
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-Z-325 TYPE2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC AND CHROMATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH IN MILLIMETERS2.00
THREAD SERIESISO M
THREAD TOLERANCE CLASS6H INTERNAL
WIDTH ACROSS FLATS23.67 MILLIMETERS MINIMUM AND 24.00 MILLIMETERS MAXIMUM


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