5340-00-116-7779 POST,ELECTRICAL-MECHANICAL EQUIPMENT Index 5305-00-116-7786 SETSCREW

National Stock Number:
5310-00-116-7785

Federal Supply Class:
5310

National Item Identification Number:
001167785

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:
MS9362-1096906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
THREAD SERIESUNJF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALIRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OR
AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTSILVER OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.115 INCHES MINIMUM AND
0.135 INCHES MAXIMUM
WIDTH ACROSS FLATS0.430 INCHES MINIMUM AND
0.439 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE90.0 DEGREES NOMINAL NUT
PRECIOUS MATERIALSILVER
BEARING SURFACE FINISH63.0 MICROINCHES
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMS9362-10


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