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D19Shaftdia.70-85mmMACHINEDTYPENEEDLEROLLERBEARINGSWithoutInnerRingShaftdia.mmIdentificationnumberMass(Ref.)gRNA49RNA69RNA48TAFTRGTR────────TR708945──GTR708945─RNA6913──RNA4913───────72──────TAF739025TAF739035────73──RNA49/62──────TAF708525TAF708535───────70605690325585335475280395320──RNA49/68──────TAF759225TAF759235───────75345485470────────TR8310845──GTR831084583995109080──RNA4914────RNA6914────TAF809525TAF809535──────────31544549591085─RNA4915─────RNA6915────TAF8510525─TAF8510535─────────435525610960Notes(1)Minimumallowablevalueofchamferdimensionr(2)Allowablerotationalspeedappliestooillubrication.Forgreaselubrication,amaximumof60%ofthisvalueisallowable.Remarks1. Theouterringhasanoilgrooveandanoilhole.2.Nogreaseisprepacked.Performproperlubrication.
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