>> P.120
C3KT505825NC3ModelcodeSupplementalcodeSupplementalcodeDimensionsKT1510C3Typeofbearing20Toleranceofmeanvalueofrollerdia.(RefertoTable2.)Cagewidth(10mm)Rollersetoutsidediameter(20mm)Rollersetborediameter(15mm)ModelcodeDimensionsTypeofbearingToleranceofmeanvalueofrollerdia.(RefertoTable2.)Cagewidth(25mm)Rollersetoutsidediameter(58mm)Rollersetborediameter(50mm)Examplesofidenti(cid:16)cationnumberExample1Example2■TypesNeedleRollerCagesforGeneralUsageareavailableinthetypesshowninTable1.Forapplicationssuchascrankshaftswherethesebearingsaredifficulttoinstall,itisalsopossibletomakesplittypebearings.Ifsuchbearingsarerequired,pleasecontactIKO.ForNeedleRollerCagesforEngineConnectingRods(KT…EGandKTV…EG),seepageC17.TheidentificationnumberofNeedleRollerCagesforGeneralUsageconsistsofamodelcode,dimensionsandanysupplementalcodes.Thearrangementexamplesareshownbelow.■IdentificationNumber■AccuracyThediametertolerancesofneedlerollersofNeedleRollerCagesforGeneralUsageareclassifiedbyclassificationsymbolsshowninTable2.Ifaclassifi-cationsymbolisnotindicatedinanidentificationnum-ber,theclassificationsymbol"C3"isapplied.Whentwoormorebearingsareusedintandemarrangementonthesameshaft,itisnecessarytoselectbearingsofthesameclassificationsymboltoobtainanevenloaddistribution.ThetoleranceofthecagewidthBcis-0.20〜-0.55mm.C3B2B4B6B8B100〜- 30〜- 2-2〜- 4-4〜- 6-6〜- 8-8〜-10ClassificationsymbolToleranceofmeanvalueofneedlerollerdiameterTable2Diametertolerancesofneedlerollersunit:μmTable1ModelofbearingItemModelofbearingSinglerowneedlerollerDoublerowneedlerollerHighcarbonsteelcagetypeKTKTWSyntheticresincagetypeKT…N-
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