ANSI-AGMA-2000-A88

l4..GANSI7AGM.AZOOO-A88March1988@Tata1992)(PartialRevisionofAGMA390.03)=5~ReproducedByGLOBALS-ENGINEERINGDOCUMENTS-zEsWithThePermissionOfAGhlPwUnderRoyaltyAFeementAMERICANNATIONALSTANDARDt-GEARCLASSIFICATIONANDINSPECTIONHANDBOOKTolerancesAndMeasuringMethodsForUnassembledSpurAndHelicalGears(IncludingMetricEquivalents).,CIAGMASTANDARDGEARCLASSIFICATIONANDINSPECTIONHANDBOOKTolerancesAndMeasuringMethodsForUnassembledSpurAndHelicalGears(IncludingMetricEquivalents)AGMA2OO&A88(PartialRevisionofAGMA390.03)Fablesorotherself-supportingsectionsmaybequotedorextractedintheirentirety.CreditlineshouldreadExtractedfromAGMAStandard2000-A88,GearClassificationandhspectionHandbook,TolerancesandMeasuringMethodrforUnassembledSpurandHelicalGears(IncitingMetricEquivalents),withthepermissionofthepublisher,AmericanGearManufacturersAssociation,1500KingStreet,Suite201,Alexandria,Viinia22314.1AGIvlAstandardsaresubjecttoconstantimprovement,revisionorwithdrawalasdictatedbyexperience.AnypersonwhoreferstoanAGMAtechnicalpublicationshouldbesurethatthepublicationisthelatestavailablefromtheAssociationonthesubject.ABSTRACTThisStandard,forspurandhelicalgearing,correlatesgearqualitylevelswithgeartoothtolerances.Itprovidesinformationonmanufacturingpracticesaswellasgearmeasuringmethodsandpractices.Appendixmaterialprovidesguidanceonspecifyingaqualityievelandinformationonadditionalmethodsofgearinspection.Copyright1988AmericanGearh4anufactutersAssociation1500KingStreet,Suite201AIexandriaViginia22314March,1988SecondPrintingSeptember1988ThirdPrintingJuly1990(withErmtaAandB)FourthPrintingMarch1991FifthPrintingMay1992(withErrataC)SixthPrintingMarch1993ISBN:1-55589-495-XAGMAii2000-A88GearClassificationandInspectionHandbookforUnassembledSpurandHelicalGearsy-=ReproducedByGLOBAL&--ENGINEERINGDOCUMENTSB-=rWithThePermission01AGMAs-5UnderRoyaltyAgreementERRATAAJanuary,1989Thefollowingeditorialcorre&onshavebe-enmadetoANSIfAGMA?OGQ-ASS.GemC+zs.$tcahmandIn.yo~ct@handbook,@$etkpwxlMarch1988andSeptember1988).Thesechanges,&coveredafterpubhcatton,havebeenmaaemthsprinting,Thefirsttermfollowingtheequalsignshouldread5.0337,withthefullequalionreading,Y=(5.0337logI$&-0515332Eq5.2MThelasttermshouldread(1.42)‘-.Thefullequationshouldread,33Eq5.1OM33Eq5.12MThesecondtermfollowingtheequals&nshouldread5.0337,withthefullequationreading,Y=65562-15.0337loglom,]TheCrsttermfollowingtheequalsignshouldread36.83:thesecondtermshouldread0.03937,withtheparenthesesmovedtoincludeit.Thefdlequationshouldread,zim$)-1477“‘,(0.15)158Table6-3Themissingvaluesforline5.0-erralPitch,Quality7thro15are:A=0.0075,B=0.0037andC=0.0019.6OthroIIgh81symbolThesecondsymbolinthetableheading,formodule,shouldreadmn(lowercasem)inallmetrictables.102Fig9-10They-uxisofthefigure,“INDEXREADING”,shouldread“INDICATORREADlNGS”asinFig9-12.103Fig9-14ERRATABJM~,1990They-izxisofthefigureshouldbelabeled“INDEXVARIATION,7/X”TheseadditionaleditorialcorrecfionshavekenmadetoANWAGMA20#-ASS,GtzrCiasi@ationandlnspecknHandbook‘Qvsechanges,detexminedafterpublicationandkataAhavebeenmadeinthisprinting,asshownbelow:UponcompletereviewandballottheactivemembersoftheAGMAkpectionandHandbookCommitteehavedecidedthatthetransverseplaneiswherethetooththicknesstoleranceisapplied.Thischangedtheword“normal”tothewordknsverse”onpage15inthesecondheofthedefinitionforToothThickmessVariation,andonpage35inthethirdlineofparagraph6.2.4.AdditionaluxrectionswerealsodiscoveredafterpublicationandEnalaA:PAGE-32Eq55MThefusttermfollowingtheequalsignshouldread0.0974,withthefulIequationreading,ST=0.0974[-0.0062Q3+034641Q2-6.8371Q+48.1481b‘-”47&71Table6-2&ThevaluesforDiameualPitch0.5tkru8.0(Module3.0thru50),Table6-2MQuality5areremovedtoagreewiththeformulalimitsestablishedinSections5and5M..91Table8-1MThevaluesIistedinincheswerechangedtotheappropriatemiIl.imeterandmicrometervalues.ERRATACMay,1992AdditionaleditorialcorrectionstofiguresP-18,9-19,and9-20havebeenmadetoANSUAGMA2OO&A88,GtiCikssifk&nandInspeaionHandbook.Thesechange&determinedafterpublicationofEkrataB,havebeenmadeinthisprinting.AGMA...Ill2000-A88GearClassificationandInspectionHandbookforUnassembiedSpurandHelicalGearsPersonnelofAGhlAInspectionandHandbookCommitteeandClassificationofUnassembledGearsSubcommitteeChairman:P.M.Dean,Jr.(Consultant)ChairmanSubcommitteeClassificationSystem:J.C.Leming(Deceased)ChairmanSubcommitteeMeasuringMethods:R.E.Smith(R.E.SmithCompany)Editor:W.A.Bradley(Consultant)ToleranceTables:I.La&in(Consultant)ACTIVEMEMBERSL.E.Andrew(Garrett),DeceasedF.E.Benton(Fellows),DeceasedJ.F.Boesen(OvertonGear)C.W.Carpenter(Xtek)J.F.Craig(CumminsEngine)J.Dykuizen(Fairfield)R.Green(Eaton)J.S.Hamilton(WallaceMurray)G.W.Kappel(ArrowGear)H.Krey(CincinnatiGear)E.Lawson(MBiMPrecision)R.L.Leslie(Speco)D.R.McVittie(GearEngineers,Inc.)J.R.Miller(MAAG)T.Porter(Ill.inoisToolWorks)V.Z.Rychhnski(BradFoote)P.Scheran(Pratt&Whitney)E.R.Sewall(SewallGear)F.A.Sirianni(SkidmoreGear)L.J.Smith(InvincibleGear)D.S.Whitney(Fellows)K.D.Young(ChicagoGear)ASSOCIATEMEMBERSJ.M.Adorjan(Dresser)W.Coleman(HonoraryMember),DeceasedJ.E.Eaton(Aubu