5940-01-012-2784 TERMINAL,STUD Index 5310-01-012-2786 WASHER,FLAT

National Stock Number:
5310-01-012-2785

Federal Supply Class:
5310

National Item Identification Number:
010122785

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:
10219857-1018876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
BEARING SURFACE FINISH125.0 MICROINCHES
BEARING SURFACE TYPEWASHER FACED
NOMINAL THREAD SIZE0.112 INCHES
NUT HEIGHT0.250 INCHES NOMINAL
NUT STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH40
THREAD SERIESUNC
WIDTH ACROSS FLATS0.188 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL


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