>> P.170
Mass(Ref.)g39.55035618190.543.554396710411748.56178.5136991241101385267.587152d151515151515171717171717202020202020202022222222GTRI────TRI────TAFI152716TAFI152720──TRI153320──GTRI153320──TRI173425──GTRI173425────GTRI203820GTRI203825TRI203820TRI203825──────────────TAFI223416TAFI223420──────────TAFI203216TAFI203220──────────TAFI172916TAFI172920──CrrrrNA49TAFINA69(d≦30)FwDdMACHINEDTYPENEEDLEROLLERBEARINGSWithInnerRingShaftdia.15-22mmIdentificationnumberNA49NA69NA48TAFI───────────────────────────NA6902───NA4902───────NA6903───NA4903───────NA6904───────NA69/22───NA4904───────NA49/22Shaftdia.mm15172022Notes(1)Minimumallowablevalueofchamferdimensionr(2)Allowableaxialshiftamountofinnerringtoouterring(3)Allowablerotationalspeedappliestooillubrication.Forgreaselubrication,amaximumof60%ofthisvalueisallowable.Remarks1.TAFIserieswithaborediameterdof22mmorlesshavenooilhole.Inothers,theouterringhasanoilgrooveandanoilhole.2.Nogreaseisprepacked.Performproperlubrication.D31
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