>> P.178
D39Shaftdia.75-90mmMACHINEDTYPENEEDLEROLLERBEARINGSWithInnerRingShaftdia.mmIdentificationnumberMass(Ref.)gNA49NA69NA48TAFITRIGTRId─NA4915─────NA6915────TAFI7510525─TAFI7510535─────────67581094514807575757575──NA4917────NA6917────TAFI8511526TAFI8511536──────────7751080128023408585858585────────────────TRI8511850TRI8512045────GTRI8511850GTRI8512045164016101780172085858585─NA4916─────NA6916────TAFI8011025─TAFI8011035─────────71085599515608080808080──NA4918──────TAFI9012026TAFI9012036───────8201140135090909090────NA6918───────TRI9012550────GTRI9012550187024602020909090────────TRI7510845──GTRI7510845134014407575Notes(1)Minimumallowablevalueofchamferdimensionr(2)Allowableaxialshiftamountofinnerringtoouterring(3)Allowablerotationalspeedappliestooillubrication.Forgreaselubrication,amaximumof60%ofthisvalueisallowable.Remarks1.Theouterringhasanoilgrooveandanoilhole.2.Nogreaseisprepacked.Performproperlubrication.NA49TAFINA69DFwdCrrrrDFwCrrrrd
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