>> P.398
I85■TypesInRollerFollowers,typesshowninTable1areavail-able.SeparableRollerFollowersThesebearingsareassembledbycombininganouterring,innerringandNeedleRollerCage,whichcanbeseparatedfromoneanother.Thus,handlingiseasy.Oillubricationisalsoeasy,makingthemsuitableforhigh-speedrotations.Therearetwotypes:typewithoutinnerringRNASTandtypewithinnerringNAST.Thetypewithinnerringincludesopentype,shieldtype,andsealedtype.Non-separableRollerFollowersThesenon-separabletypebearingshavesideplatesfixedonbothsidesoftheinnerring,andincludethecagedtypeandthefullcomplementtype.Bothshieldtypeandsealedtypeareavailable.Aswell,thesebearingsalsoofferahighlycorrosion-resistantstain-lesssteelspecification,ofwhichtheproductsaresuit-ableforapplicationswhererustpreventionoilisnotpreferred,suchasincleanroomenvironments.InchseriesNon-separableRollerFollowersarefullcomplementtypebearingswithblackoxidesurfacetreatment.Table1TypeofRollerFollowersTypeMetricseriesInchseriesNon-separableRollerFollowersCRYC-LubeRollerFollowersNART…/SGCylindricalRollerFollowersNURTNon-separableRollerFollowersNARTSeparableRollerFollowersRNAST,NASTWithoutinnerringWithinnerringHighcarbonsteelmadeStainlesssteelmadeRNAST…RNAST…RNAST…ZZRNAST…ZZUURNART…RNART…UURNART…FRNART…FUURNART…UUR/SG───RNASTNASTNAST…ZZNAST…ZZUU────────────NART…VRNART…VUUR───NURT…RCRY…VRCRY…VUUR─────────NURTCRY…CRY…UUOpentypeOpentypeShieldtypeSealedtypeShieldtypeSealedtypeShieldtypeSealedtypeSealedtypeShieldtypeShieldtypeSealedtypeWithcageFullcomplementtypeCrownedouterringCylindricalouterringCrownedouterringCylindricalouterringC-LubeRollerFollowersTheseRollerFollowersarelubricatedwithC-Lube,anIKOoriginalthermosettingsolid-typelubricantwhichfillstheinnerspaceofthebearing.C-Lubeislubricantmadeofalotoflubricantandfineparticlesofsuper-highmolecularpolyolefinthataresolidifiedbyheattreatment.Asthebearingrotates,thelubricantoozesoutontotheracewayinproperquantities,maintainingthelubricationperformanceforalongperiodoftime.CylindricalRollerFollowersThesebearingsarefullcomplementtypebearingsincorporatingdoublerowsoffullcomplementcylindricalrollersintheouterring,andcanwithstandlargeradialloads.Additionally,theouterringisguidedbytheouterringshoulderandtheendfaceofcylindricalrollerstotheaxialdirection.
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