5310-00-579-4543 WASHER,FLAT Index 5310-00-579-4553 NUT,SHEET SPRING

National Stock Number:
5310-00-579-4547

Federal Supply Class:
5310

National Item Identification Number:
005794547

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:
FFS83681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
NUT HEIGHT0.710 INCHES MINIMUM AND 0.758 INCHES MAXIMUM
WIDTH ACROSS FLATS1.212 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
NUT STYLEHEXAGON
MATERIALSTEEL OVERALL
THREAD QUANTITY PER INCH10
BEARING SURFACE TYPEFLAT
THREAD SERIESUNC
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-Z-325,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NOMINAL THREAD SIZE0.750 INCHES
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 11 STYLE
SURFACE TREATMENTZINC OVERALL


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