>> P.276
      
        
rwDFrdi1DCOMBINEDTYPENEEDLEROLLERBEARINGSNeedleRollerBearingswithThrustBallBearingNeedleRollerBearingswithThrustRollerBearingWithoutInnerRingWithoutInnerRingLl1HMass(Ref.)g───55─63─97.5─147─166─193─248─302─325─538─Withdustcover───NBX1523Z─NBX1725Z─NBX2030Z─NBX2530Z─NBX3030Z─NBX3530Z─NBX4032Z─NBX4532Z─NBX5035Z─NBX6040Z─NAXMass(Ref.)g───54─61─94─143─160─186─240─293─315─501─Identificationnumber───NBX1523─NBX1725─NBX2030─NBX2530─NBX3030─NBX3530─NBX4032─NBX4532─NBX5035─NBX6040─Mass(Ref.)g38.543.547.5─54─85.5─131─145─169─219─264─287─417─555WithdustcoverNAX1023ZNAX1223ZNAX1523Z─NAX1725Z─NAX2030Z─NAX2530Z─NAX3030Z─NAX3530Z─NAX4032Z─NAX4532Z─NAX5035Z─NAX6040Z─NAX7040ZMass(Ref.)g4045.548.5─56─89─135─151─176─227─273─297─454─606NAX1023NAX1223NAX1523─NAX1725─NAX2030─NAX2530─NAX3030─NAX3530─NAX4032─NAX4532─NAX5035─NAX6040─NAX7040Shaftdia.mm10121517202530354045506070Shaftdia.10-70mmNotes(1)Minimumallowablevalueofchamferdimensionr(2)Allowablerotationalspeedappliestooillubrication.Forgreaselubrication,amaximumof70%ofthisvalueisallowableintheNAXseries,andamaximumof25%ofthisvalueisallowableintheNBXseries.Remarks1.Theouterringhasanoilgrooveandanoilhole.2.Nogreaseisprepacked.Performproperlubrication.G5