4110-01-414-3756 DISPLAY CASE,MECHAN Index 5905-01-414-3758 RESISTOR,VARIABLE,NONWIRE WOUND,

National Stock Number:
5310-01-414-3757

Federal Supply Class:
5310

National Item Identification Number:
014143757

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:
508-4325673 PIECE 1380064NAVAL SHIP SYSTEMS COMMAND
M1222N1C6C20CANN81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637, COMP 1, OR COMP 4 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALCOPPER ALLOY 464 OR COPPER ALLOY 462 OVERALL
NOMINAL THREAD SIZE0.375 INCHES
NUT HEIGHT0.341 INCHES MINIMUM AND 0.377 INCHES MAXIMUM
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.669 INCHES MINIMUM AND 0.688 INCHES MAXIMUM
SPECIFICATION/STANDARD DATAMIL-B-857A/CANCELED/SUPERCEDED BY MIL-S-1222H GOVERNMENT SPECIFICATION
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH16
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)


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