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


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