ML17229A887

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Part 21 Rept Re Potential Defect in Swagelok Stainless Steel Front Ferrule,Part Number SS-503-1 Which Was Machined with Improper Length.C/A Includes Insp Equipment That Will 100% Identify Short Length
ML17229A887
Person / Time
Site: Saint Lucie  NextEra Energy icon.png
Issue date: 10/19/1998
From: MALEC K J
External (Affiliation Not Assigned)
To:
NRC (Affiliation Not Assigned), NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
REF-PT21-98 NUDOCS 9810280110
Download: ML17229A887 (6)


Text

CATEGORY1.REGULATORYXNFORMATIONDISTRIBUTXONsYSTEM(RIDS)ACCESSIONNBR:9810280110DOC.DATE:98/10/19NOTARIZED:NOFACIL:50-335St.LuciePlant,Unit1,FloridaPower6LightCo.50-389St.LuciePlant,Unit2,FloridaPower6LightCo."AUTH.NAMEAUTHORAFFILIATION~MALEC,K.J.RECIP.NAMEDOCKET¹05000335,05000389

SUBJECT:

Part21reptrepotentialdefectinSwagelokstainlesssteelfrontferrule,partnumberSS-503-1whichwasmachinedwithimproperlength.C/Aincludesinspecpxipmentthatwill100'tidentifyshortlength.DISTRIBUTIONCODE:IE19TCOPIESRECEIVED:LTRENCLSIZE:TITLE:Part-21Rept(50DKT)ENOTES:RECIPIENTIDCODE/NAMEPD2-3PDINTERNAL:ECENTR01ECBBRES/DET/EIBRGN2RGN4COPIESLTTRENCL111111111111RECIPIENTIDCODE/NAMEGLEAVES,WNRR/DRPM/PECBPDRWARD,M.RGN1RGN3COPIESLTTRENCL1111111111EXTERNAL:INPORECORDCTRNRCPDR1111NOACSILVER,ENUDOCSFULLTXT1111DTHlsDOCUMENTHASBEENSCANNEDNOTETOALIi"RZDS"RECIPIENTS:PLEASEHELP'USTOREDUCEWASTE.TOHAVEYOURNAMEORORGANIZATIONREMOVEDFROMDISTRIBUTIONLISTSORREDUCETHENUMBEROFCOPZESRECEIVEDBYYOUORYOURORGANIZATION,CONTACTTHEDOCUMENTCONTROLDESK(DCD)ONEXTENSION415-2083FULLTEXTCONVERSXONREQUIREDTOTALNUMBEROFCOPIESREQUIRED:LTTR15ENCL15 Q~g+Qho~SWAGELOKCOMPANY29500SolonRoad,Solon,Ohio44139-3492U.S.A.October19,1998DocumentControlDeskOfficeofReactorRegulationNuclearRegulatoryCommissionWashington,DC20555

Subject:

DefectsPotentiallyReportableunder10CFRpart21WearewritingaboutapotentialdefectinaSwagelokstainlesssteelfrontferrule,partnumberSS-503-1.ThepartismarkedwiththeheatcodeIVDonit.ThefrontferruleisshippedasacomponentinaSwageloktubefitting,orsoldasareplacementpart.Thelistofutilitiestowhomwehavesoldthesepartsisenclosed.Wearenotifyingeachlicenseeconcurrentlywiththisnotice.Thepotentialproblemisthattheferrulewasmachinedwithanimproperlength,resultinginthe45degreechamferatthetrailingedgetobemissing.Laboratorytestingofthisparthasshownthatitwillleakimmediatelyongasservice,andwillholdtoabout2.5timesworkingpressureofthetubingduringahydraulicpressuretest.Theimproperlengthwascausedbyinsufficientfeedoutofthebaronamultiplespindlemachine.Ouranalysisshowsthatthiswouldbeafirstparterrorandthatonlyasmallnumberofferrulesareaffected.Ourautomatedassemblyequipmentissettorejectthiscondition,andofthepartsthatwerenotsentthroughautomatedassembly,aboutonepercentofthelotisincluded.Correctiveactionincludesinspectionequipmentthatwill100percentidentifythisshortlength.Asalesdrawingthatshowsaproperferruleandonewiththeshortlengthisenclosed.Ifthereareanyquestions,pleasedonothesitatetocontactus.98i0280iiO98iOi9'ooADQCt4',OSOaOSSSS"PDRW<IiSincerelyenanJ.MalecVicePresidentandGeneralManagerTelephone:440-2484600Fax:440%9-5970 SS-503-1(IVD)WestinghouseElectricCorp.P.O.¹MB-33772ProductID¹D18GV0197SRepairReplacementService43pcs.SS-500-6-2BTFloridaPower8LightProductID¹R18FN0151St.LucieNuclearPlant.PO¹0003283610pcs.SS-500-SETMitsubishiHeavyIndustriesLtd.ProductID¹R17IE0516KobeShipyard8Machinery¹2303944-KG-86556438pcs.SS-503-1 S;vagetckGccySwage!ckFront.rn:te=riagetokac.'c07Swageicktct PARTNO.503-1ACCEPTABLE10xSIZEFULLSIZENOTACCEPTABLE10xSIZEFULLSIZECUSTOMERDRAWINGSWAGELOKCOMPANY-DRAWINGNOTTOSCALE.-DIHENSIONSAREINCHESOVERIHILLIHETERS).-DRAWINGISSUBJECTTOCHANGEWITHOUTNOTICE.mumeTAPPROVEDIIDATEl~V/~~TITLEfART503-1 SS-503-1(IVD)WestinghouseElectricCorporationPO¹MB-50337-D16pcs.SS-1210-6-5BTIDD18HE0125BRepairReplacementService2000CheswickAveCheswickPA15024