5331-00-135-2741 O-RING Index 5310-00-135-2743 WASHER,RECESSED

National Stock Number:
5310-00-135-2742

Federal Supply Class:
5310

National Item Identification Number:
001352742

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:
AL1202403950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
AL1202426295CURTIS ENGINE & EQUIPMENT COMPANY, INC.
AL12024K8098MAN DIESEL & TURBO LTD
AL12024U1476PAXMAN DIESELS LTD


Techincal Specification:
BEARING SURFACE TYPEFLAT
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
NOMINAL THREAD SIZE1.500 INCHES
NUT HEIGHT1.292 INCHES MINIMUM AND 1.312 INCHES MAXIMUM
NUT STYLEHEXAGON
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH12
THREAD SERIESUNF
WIDTH ACROSS FLATS2.230 INCHES MINIMUM AND 2.250 INCHES MAXIMUM


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