5305-01-185-8678 SCREW,CLOSE TOLERANCE Index 5310-01-185-8680 NUT,PLAIN,SLOTTED,HEXAGON

National Stock Number:
5310-01-185-8679

Federal Supply Class:
5310

National Item Identification Number:
011858679

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:
2849732-152088LOCKHEED MARTIN CORPORATION


Techincal Specification:
BEARING SURFACE TYPEFLAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 304 OVERALL
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD SIZE1.500 INCHES
NUT HEIGHT0.312 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS1.625 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TY 1,TY 2,OR TY 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH12
THREAD SERIESUNF


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