>> P.176
Fwrrd50505050505055555555555560606060606065656570707070Mass(Ref.)g27036529553075582527538041073065071039556044078596010504707108405407557651400CCrrNA49TAFINA69rrrrDdFwDdShaftdia.50-70mmMACHINEDTYPENEEDLEROLLERBEARINGSWithInnerRingIdentificationnumberNA49NA69NA48TAFIGTRI────TRI────TAFI506825TAFI506835──TRI507745──GTRI507745──TRI558138──GTRI558138──TRI608945──GTRI608945──────────TAFI608225TAFI608235──────────TAFI557225TAFI557235────────────────TAFI659035──TAFI709525TAFI709535──────────────────────────────NA6910───NA4910───────NA6911───NA4911───────NA6912───NA4912──────NA6913NA4913─────NA6914───NA4914Shaftdia.mm5055606570Notes(1)Minimumallowablevalueofchamferdimensionr(2)Allowableaxialshiftamountofinnerringtoouterring(3)Allowablerotationalspeedappliestooillubrication.Forgreaselubrication,amaximumof60%ofthisvalueisallowable.Remarks1.Theouterringhasanoilgrooveandanoilhole.2.Nogreaseisprepacked.Performproperlubrication.D37
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