>> P.198
BoundarydimensionsmmMass(Ref.)g5451010570695130073013607601420FwD909095100100105105110110110110115120120125125130130(1)rsmin1111.11.11.11.11.11.11.11.11.11.51.5C3054303563356335634040455050CrFwDrRNA49…UU12001151401280125150194013516523601501802510160190───────────RNA6916U──RNA6917U─RNA6918U─RNA6919U─RNA6916UU──RNA6917UU─RNA6918UU─RNA6919UUWithSeal,WithoutInnerRingShaftdia.90-160mmIdentificationnumberShaftdia.mm90RNA4916UU─95RNA49/82UU100105110RNA4917UU─RNA4918UU─RNA4919UU─115RNA4920UU125RNA4922UU135RNA4924UU150RNA4926UU160RNA4928UURNA4916U─RNA49/82URNA4917U─RNA4918U─RNA4919U─RNA4920URNA4922URNA4924URNA4926URNA4928UMACHINEDTYPENEEDLEROLLERBEARINGSWithtwosealsWithonesealWithtwosealsWithonesealNotes(1)Minimumallowablevalueofchamferdimensionr(2)Allowablerotationalspeedappliestogreaselubrication.Remarks1.Theouterringhasanoilgrooveandanoilhole.2. Bearingsareprovidedwithprepackedgrease.Bearingswithasealononesidearenotprovidedwithprepackedgrease.Performproperlubricationforuse.D59
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