>> P.69
Bâ– StructureandfeaturesStructuresofShellTypeNeedleRollerBearingstypesofbearingsavailableIKOShellTypeNeedleRollerBearingsarelight-weightbearingswithlargeloadratings.Theyemployashelltypeouterringmadefromathinspecial-steelplatewhichisaccuratelydrawn,carburizedandquenched,thusprovidingthelowestsectionalheightamongtheneedlerollerbearings.Therearethisseries;thecagedtypeandthefullcomplementtype.Theappropriatetypecanbeselectedaccordingtotheoperatingconditions.Thecagedtypehasastructureinwhichtheneedlerollersareaccuratelyguidedbythecageandthrustrings.Itisusefulforapplicationsathigh-speedrotation.Thefullcomplementtypenee-dlerollerbearing,ontheotherhand,forheavy-loadapplicationsatlow-speedrotation.Sincethesebearingsarepress-fittedintothehousing,nofixturesforaxialpositioningareneeded.Theyareidealinmass-producedarticlesthatrequireeconomy,andhaveawidevarietyofapplications.issuitabletwoinforuseStandardCagedTypeCagedandclosedendtypeCagedtypewithtwosealsOuterringThrustringNeedleRollerCageOuterringThrustringNeedleRollerCageOuterringThrustringNeedleRollerCageSealGreaseretainedfullcomplementtypeOuterringNeedleRollerB2
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