>> P.215
DExampleofidenticationnumberModelcodeDimensionsClassificationsymbolTAF121912P6Modelcode/SG■OilholeTable2showsthenumberofoilholesontheouterring.Table2Numberofoilholesofouterring26<FwRemarkIfthereisoilholeontheouterring,caremustbeexercisednottoletoilholeswithintheloadrange.Numberofholeholesofouterring01NominalrollersetborediameterFwmmFw≦26■Mounting1MountingdimensionsforC-LubeMachinedTypeNeedleRollerBearingsareshowninthetableofdimensions.2Whenmounting,payspecialattentiontoavoidlocatingtheoilholewithintheloadingzone.Thismayleadtoashortbearinglife.■PrecautionforUse123DonotwashC-LubeMachinedTypeNeedleRollerBearingwithorganicsolventand/orwhitekerosene,whichhavetheabilityofremovingfatnorleavethemincontactwiththeaboveagents.ToensurenormalrotationoftheC-LubeMachinedTypeNeedleRollerBearing,applyaloadof1%oroverofthedynamicloadratingatuse.Theoperatingtemperaturerangeis-15〜+80˚C.Forcontinuousoperation,therecommendedoper-atingtemperatureis+60˚Corless.4WhenusingtwoormoreC-LubeMachinedTypeNeedleRollerBearingsadjacenttoeachotheronthesameshaft,itisnecessarytoobtainanevenloaddistribution.Onrequest,asetofbearingsisavailable,inwhichbearingsarematchedtoobtainanevenloaddistribution.Further,C-LubeMachinedTypeNeedleRollerBearingforfoodmachineryisalsoavailable.Ifneed-ed,pleasecontactIKO.D76TypeofbearingRollersetborediameter(12mm)Nominaloutsidediameter(19mm)Bearingwidth(12mm)Accuracyclass(Class6)■AccuracyC-LubeMachinedTypeNeedleRollerBearingsaremanufacturedbasedonJIS(SeepageA31.).Thetolerancesforthesmallestsinglerollersetborediam-eterofbearingswithoutinnerringarebasedonTable14onpageA33.■FitTherecommendedforC-LubeMachinedTypeNeedleRollerBearingsareshowninTables21to23onpagesA41andA42.fits■AllowableRotationalSpeedTheallowablerotationalspeedofC-LubeMachinedTypeNeedleRollerBearingisaffectedbymountingandoperatingconditions.Thereferencedmnvalue(1)is20,000.Note(1)dmnvalue={(Borediameterofbearing[mm]+Outsiderotational[mm])/2}xdiameterofbearingspeed[min-1]■LubricationtheinternalspaceofC-LubeMachinedTypeAsNeedleRollerBearingthermosettingsolid-typelubricantC-Lube,regreasingisnotpossibleduetothestructure.filledwithis
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