>> P.196
CrFwDrRNA49…UUWithSeal,WithoutInnerRingShaftdia.48-85mmMACHINEDTYPENEEDLEROLLERBEARINGSIdentificationnumberMass(Ref.)BoundarydimensionsmmWithtwosealsWithonesealWithtwosealsWithonesealShaftdia.mm48FwD48485052525558586063636568687072727580808585626265686870727275808082858588909095100100105105(1)rsmin0.60.60.60.60.60.60.60.60.61111111111111C22402222402222402225452525452525453030543054g150270173197355187177320200265470275285505320325580465495910520960─RNA6908U──RNA6909U──RNA6910U──RNA6911U──RNA6912U──RNA6913U──RNA6914U─RNA6915U─RNA6908UU─-RNA6909UU──RNA6910UU──RNA6911UU──RNA6912UU──RNA6913UU──RNA6914UU─RNA6915UURNA4908U─RNA49/42URNA4909U─RNA49/48URNA4910U─RNA49/52URNA4911U─RNA49/58URNA4912U─RNA49/62URNA4913U─RNA49/68URNA4914U─RNA4915U─RNA4908UU─50RNA49/42UU52RNA4909UU─55RNA49/48UU58RNA4910UU─60RNA49/52UU63RNA4911UU─65RNA49/58UU68RNA4912UU─70RNA49/62UU72RNA4913UU─75RNA49/68UU8085RNA4914UU─RNA4915UU─Notes(1)Minimumallowablevalueofchamferdimensionr(2)Allowablerotationalspeedappliestogreaselubrication.Remarks1.Theouterringhasanoilgrooveandanoilhole.2. Bearingsareprovidedwithprepackedgrease.Bearingswithasealononesidearenotprovidedwithprepackedgrease.Performproperlubricationforuse.D57
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