>> P.178
Fwrrd757575757575808080808585858585858585909090909090Mass(Ref.)g6758109451480134014407108559951560775108012802340164016101780172082011401350187024602020TRI7510845──GTRI7510845──GTRI────TRI────────────────────TAFI7510525TAFI7510535TAFI8011025TAFI8011035TAFI8511526TAFI8511536──────CCrrNA49TAFINA69rrrrDdFwDdShaftdia.75-90mmMACHINEDTYPENEEDLEROLLERBEARINGSWithInnerRingIdentificationnumberNA49NA69NA48TAFI──GTRI8511850GTRI8512045TRI8511850TRI8512045────────GTRI9012550TRI9012550───────────TAFI9012026TAFI9012036─Notes(1)Minimumallowablevalueofchamferdimensionr(2)Allowableaxialshiftamountofinnerringtoouterring(3)Allowablerotationalspeedappliestooillubrication.Forgreaselubrication,amaximumof60%ofthisvalueisallowable.Remarks1.Theouterringhasanoilgrooveandanoilhole.2.Nogreaseisprepacked.Performproperlubrication.D39───────────────────────────NA6915───NA4915────NA4916───NA6916───NA6917───────NA6918────────NA4917──────NA4918───Shaftdia.mm75808590
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