>> P.196
D57Notes(1)Minimumallowablevalueofchamferdimensionr(2)Allowablerotationalspeedappliestogreaselubrication.Remarks1.Theouterringhasanoilgrooveandanoilhole.2. Bearingsareprovidedwithprepackedgrease.Bearingswithasealononesidearenotprovidedwithprepackedgrease.Performproperlubricationforuse.MACHINEDTYPENEEDLEROLLERBEARINGSWithSeal,WithoutInnerRingShaftdia.48-85mmShaftdia.mmIdentificationnumberMass(Ref.)gWithtwosealsWithonesealWithonesealWithtwoseals4850525558606365687072758085RNA4908UU──RNA6908UU─RNA6908U──RNA6909U──RNA6910U──RNA6911U──RNA6912U──RNA6913U──RNA6914U─RNA6915U─-RNA6909UU──RNA6910UU──RNA6911UU──RNA6912UU──RNA6913UU─RNA6914UU─RNA6915UU─RNA49/42UURNA4909UU─RNA49/48UURNA4910UU─RNA49/52UURNA4911UU─RNA49/58UURNA4912UU─RNA49/62UURNA4913UU─RNA49/68UURNA4914UU─RNA4915UU─RNA4908U─RNA49/42URNA4909U─RNA49/48URNA4910U─RNA49/52URNA4911U─RNA49/58URNA4912U─RNA49/62URNA4913U─RNA49/68URNA4914U─RNA4915U─48485052525858556063636568687072728080858575626265686872727075808082858588909010010010510595224022224022402222254525254525254530543054300.60.60.60.60.60.60.60.60.61111111111111150270173197355187177320200265470275285505320325580465495910520960BoundarydimensionsmmDCrsminFw(1)RNA49…UUDFwCrr
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