5305-01-143-3231 SCREW,CAP,SOCKET HEAD Index 5310-01-143-3236 WASHER,LOCK

National Stock Number:
5310-01-143-3235

Federal Supply Class:
5310

National Item Identification Number:
011433235

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:
1309977118876U S ARMY AVIATION AND MISSILE COMMAND
2767671-196214RAYTHEON COMPANY


Techincal Specification:
BEARING SURFACE TYPECHAMFEREDCHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582,CONDITION A ASSN STD SINGLE MATERIAL RESPONSE OVERALLASTM A582,CONDITION A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALLSTEEL COMP 303 OVERALL
NOMINAL THREAD SIZE1.188 INCHES1.188 INCHES
NUT HEIGHT0.115 INCHES MINIMUM AND 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM0.135 INCHES MAXIMUM
NUT STYLEHEXAGONHEXAGON
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE IV,F-16,METHOD 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-35,TYPE IV,F-16,METHOD 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALLPASSIVATE OVERALL
THREAD CLASS2B2B
THREAD DIRECTIONRIGHT-HANDRIGHT-HAND
THREAD SERIESUNEFUNEF
THREAD QUANTITY PER INCH1818
WIDTH ACROSS FLATS1.375 INCHES NOMINAL1.375 INCHES NOMINAL


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