ISO 00965-3-2021.docx

INTERNATIONA1.STANDARDISO965-3editionFourth2021-07ISOgenera1.purposemetricscrewthreadsTo1.erances一deviationsforscrewthreadsFi1.etagesmetriquesISOpourusagesgenerauxTo1.erances一Partie3:EcartsIimitespourJi1.etagesCOPYRIGHTPROTECTEDDOCUMENT©ISO2021岫rkdea/山thUcdOthcnviscjft<c三orrtmcehDVBiwixuioiti08phnn11UatiocBhr<1.>hotoc<>p)Mng,ptbcatonpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanherequestedfromeitherISOattheaddressbe1.owOr1.sOXSmemberbodyinthecountryoftherequester.%,tft晒Iandonnet8CH-1214*crnicr,GenevaPhone：M1.22749O1.11帆禅igjWft.orgPub1.ishedinSwitzerhndContentsforeword2ScopeoNormativereferencesTermsanddefinitions1.imitdeviations26Bib1.iographyForewordISO(theInternationa1.OrganizationforStandardization)isawor1.dwidefederationofnationa1.standardstdiugh(ISOtd0iPwf1.PbrjGgbOdyhitUBattet6tandbkiS(nowhhtaEed1.ff1.jta1.committeehasbeenestab1.ishedhastherighttoberepresentedonthatcommittee.Internationa1.organizations,governmenta1.andnon-governmenta1.,in1.iaisonwithISO.a1.sotakepartinthework.ISOco1.1.aboratesc1.ose1.ywiththee1.ectrotechnica1.standardization.Internationa1.E1.ectrotechnica1.Commission(IEC)ona1.1.mattersofTheproceduresusedtodeve1.opthisdocumentandthoseintendedforitsfurthermaintenanceare。智SFR½幽of1.SOIEC(M1.槐notrttH邻MMfergCCOrdanCe酚Fhtheeditoria1.ru1.esoftheISO/IECDirectives.Part2(seewww.iso.org/direc1.ives).时歌ionrightsd般掂棚1n隔嗯琳娜ns副¥神鹿设游硕热刑出doc1.三r强心创1.subjectofanypatentrightsidentifiedduringthedeve1.opmerUU4iew¼><U-w4JbeintheIntroductionand/orontheISO1.istofpatentdec1.arationsreceived(seewww.iso.org/pa1.ents).Anytradeusedinthisconstitutenameendorsement.documentisinformationgivenfortheconvenienceofusersanddoesnotForanexp1.anationofthevo1.untarynatureofstandards,themeaningofISOspecifictermsand哪蝴蜘明瓶ationc。的福P奥爽融Mthe可的小潴1.<>n他微件时0W瞬翻般isoforeword.htn1.ThisdocumentwaspreparedbyTechnica1.CommitteeISO/TC1,Screwthreads.Thisfourtheditioncance1.sandrep1.acesthethirdedition(ISO965-3:1998),whichhasbeentechnica1.1.yrevised.Themainchangescomparedtothepreviouseditionareasfo1.1.ows: inthedocumenttit1.e,4(constructionahasbeende1.eted; inC1.ausekthethirdparagraphhasbeenadded; inC1.ause4,thephrase"basicprofi1.es*hasbeenrep1.acedby*basicprofi1.eandfundamenta1.deviation"(firstparagraphofISO965-3:1998;secondparagraphofISO965-3:2020); hWeC1.1.ww4Mte1.effeU1.eI1thedeviationformu1.aandva1.uesfortheminordiameterofexterna1.threads inTab1.e1fourto1.erancec1.asses(4g,5g4g,8eand9e8e)havebeenadded.A1.istofa1.1.partsintheISO965seriescanbefoundontheISOwebsite.AnyfeedbackorquestionsonthisdocumentShoWdMd晔*皿Omnationa1.standardsbody.Acomp1.ete1.istingofthesebodiescanbefoundatwww.iso.org/members.htm1.IS0965-3:2021(E)INTERNATIONA1.STANDARDISOgenera1.purposemetricscrewthreadsTo1.erances一1.imitdeviationsforscrewthreads1 Scopescrewthreads(M)conformingtoISO261havingbasicprofi1.einaccordancewithISO68-1.to1.erancedocumentisapp1.icab1.etoISOgenera1.purposemetricscrewthreadsWiththerecommended2 Normativereferencesconstitutesrequirements1.atesteditiondocument.referencedreferences,(inc1.udingamendments)app1.ies.app1.ies.3 Termsanddefinitionsnatthefo1.1.owingISOandIECmaintaintermino1.ogica1.databasesforUSeinStandan1.iZatiOaddresses:1.imitEIectropedia:avai1.ab1.eatHttps/iePedifhefg1.imitdeviationsaregivenin4Me-4.Coatingcoatedthreads,threadto1.erancesapp1.ynottoinanypartstransgressthemaximumotherwisestated.AfterNOTETheseprovisionsareintendedforthincoatings,forexamp1.ethoseobtainedbye1.ectrop1.ating.Part3:i©ISO2021-A1.1.rightsreservedThisdocumentspecifies1.imitdeviationsforpitchandcrestdiametersforISOgenera1.purposemetricThe1.imitdeviationsspecifiedarcderivedfromthefundamenta1.deviationsandto1.erancesspecifiedinISO965-1.Thisc1.asses.Thefo1.1.owingdocumentsarcreferredtointhetextinSUChawaythatsomeora1.1.oftheircontentundatedreferences,theofthisoftheFordateddocumenton1.ytheanyeditioncitedForISO5408,ScrewthreadsVocabu1.aryForthepurposesofthispartofdocument,thetermsanddefinitionsgiveninISO5408app1.y.ISOOn1.inebrowsingp1.atform：avai1.ab1.eathttps:WWWjSoQrgobp4IECdeviationsForinterna1.threadsaswe1.1.asexterna1.threads,theactua1.rootcontoursha1.1.notinanypointtransgressthebasicprofi1.eandfundamenta1.deviation.Fortheactua1.profi1.esha1.1.thepointbeforecoating,un1.essmateria1.1.imitsforpositionHorhrespective1.y.Tab1.e11.imitdeviationsBasicmajordiameterPitchInterna1.threadExterna1.threadTo1.erancec1.assPitchdiameterESE1.MinordiameterESE1.To1.er-ancec1.assPitchdiametereseiMajordiameteresei0,991,40.2