7530-00-043-1568 CHART,RECORDING INSTRUMENT Index 5306-00-043-1571 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5310-00-043-1570

Federal Supply Class:
5310

National Item Identification Number:
000431570

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:
FFN83681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
THREAD QUANTITY PER INCH24
BEARING SURFACE TYPEFLAT
THREAD CLASS2B
NOMINAL THREAD SIZE0.312 INCHES
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 13 STYLE
THREAD DIRECTIONRIGHT-HAND
NUT HEIGHT0.208 INCHES MINIMUM AND 0.225 INCHES MAXIMUM
WIDTH ACROSS FLATS0.545 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
NUT STYLEHEXAGON
THREAD SERIESUNF


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