5310-00-450-0311 WASHER,FLAT Index 5310-00-450-0313 WASHER,IMPELLER

National Stock Number:
5310-00-450-0312

Federal Supply Class:
5310

National Item Identification Number:
004500312

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:
11FM29A000310613PENTAIR PUMP GROUP, INC.
11FM29AM3-810613PENTAIR PUMP GROUP, INC.


Techincal Specification:
BEARING SURFACE TYPEWASHER FACED
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD SIZE0.375 INCHES
NUT HEIGHT0.216 INCHES NOMINAL
NUT STYLEHEXAGON
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH24
THREAD SERIESUNF
WIDTH ACROSS FLATS0.561 INCHES NOMINAL


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