5310-00-530-9977 WASHER,FLAT Index 5310-00-530-9989 NUT,PLAIN,CLINCH

National Stock Number:
5310-00-530-9986

Federal Supply Class:
5310

National Item Identification Number:
005309986

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:
S8079C7R45934ONTIC ENGINEERING & MANUFACTURING, INC
S8079C7R70210HONEYWELL INTERNATIONAL INC.
S8079C7R72599ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO
S8079C7R99193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
THREAD SERIESUNF
NOMINAL THREAD SIZE0.438 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL CORROSION RESISTING OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.218 INCHES NOMINAL
WIDTH ACROSS FLATS0.614 INCHES MINIMUM AND
0.627 INCHES MAXIMUM
HOLE CONFIGURATION STYLECONFIGURATION H
HOLE TYPE AND QUANTITY2 DRILLED
DRILLED HOLE DIAMETER0.046 INCHES NOMINAL
BEARING SURFACE TYPECHAMFERED


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