>> P.176
D37Shaftdia.50-70mmMACHINEDTYPENEEDLEROLLERBEARINGSWithInnerRingShaftdia.mmIdentificationnumberMass(Ref.)gNA49NA69NA48TAFITRIGTRId──NA4910────NA6910────TAFI506825TAFI506835──────────2703652955305050505050──NA4912────NA6912────TAFI608225TAFI608235──────────3955604407856060606060──NA4914────NA6914────TAFI709525TAFI709535──────────54075576514007070707070──NA4911────NA6911────TAFI557225TAFI557235──────────2753804107305555555555────────TRI558138──GTRI5581386507105555────────TRI608945──GTRI60894596010506060NA4913────NA6913────TAFI659035───────47071084065656565────────TRI507745──GTRI5077457558255050NA49TAFINA69Notes(1)Minimumallowablevalueofchamferdimensionr(2)Allowableaxialshiftamountofinnerringtoouterring(3)Allowablerotationalspeedappliestooillubrication.Forgreaselubrication,amaximumof60%ofthisvalueisallowable.Remarks1.Theouterringhasanoilgrooveandanoilhole.2.Nogreaseisprepacked.Performproperlubrication.DFwdCrrrrDFwCrrrrd
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