5895-00-871-7852 CONTROL,ELECTRICAL FREQUENCY Index 5310-00-871-7857 WASHER,FLAT

National Stock Number:
5310-00-871-7855

Federal Supply Class:
5310

National Item Identification Number:
008717855

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:
MS9356-170U583SAE INTERNATIONAL
MS9356-1781343SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS9356-1796906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD SERIESUNJF
NOMINAL THREAD SIZE0.750 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALIRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5737 OR 5732 ASSN STD ALL MATERIAL RESPONSES OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.646 INCHES MINIMUM AND
0.666 INCHES MAXIMUM
WIDTH ACROSS FLATS1.052 INCHES MINIMUM AND
1.064 INCHES MAXIMUM
BEARING SURFACE TYPEWASHER FACED
COUNTERSINK ANGLE90.0 DEGREES NOMINAL NUT
BEARING SURFACE FINISH63.0 MICROINCHES


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