5305-01-194-8486 SCREW,CLOSE TOLERANCE Index 5310-01-194-8488 NUT,PLAIN,EXTENDED WASHER,HEXAGO

National Stock Number:
5310-01-194-8487

Federal Supply Class:
5310

National Item Identification Number:
011948487

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:
75A550664-200176301THE BOEING COMPANY


Techincal Specification:
DRILLED HOLE DIAMETER0.191 INCHES MINIMUM AND 0.197 INCHES MAXIMUM
BEARING SURFACE TYPECHAMFERED
HOLE CONFIGURATION STYLECONFIGURATION C
HOLE TYPE AND QUANTITY6 DRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6411 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4337 OVERALL
NOMINAL THREAD SIZE2.500 INCHES
NUT HEIGHT0.500 INCHES NOMINAL
NUT STYLEHEXAGON
WIDTH ACROSS FLATS3.000 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONPS13143,TY 2,CL 3,FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTALUMINUM OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3B
THREAD SERIESUNJ
THREAD QUANTITY PER INCH12


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