>> P.92
IdentificationnumberStandardMass(Ref.)gClosedendMass(Ref.)gStandardMass(Ref.)gClosedendMass(Ref.)gGreaseretainedMass(Ref.)g────────────────────────────────────────────────TA6525ZTA6530ZTAW6545ZTAW6550ZTA7025ZTA7030ZTA7040ZTAW7050Z169205290330181220290350TAM6525TAM6530TAMW6545TAMW6550TAM7025TAM7030TAM7040TAMW7050197230315355215250320380Shaftdia.mm6570Shaftdia.65-70mmSHELLTYPENEEDLEROLLERBEARINGSNote(1)Allowablerotationalspeedappliestooillubrication.Forgreaselubrication,amaximumof60%ofthisvalueisallowable.Remarks1."W"intheidentificationnumberindicatesthatrollingelementsarearrangedindoublerows.2. ShellTypeGreaseRetainedFullComplementNeedleRollerBearingsareprovidedwithprepackedgrease.Standardthesetypeandtypesofclosedendbearings.typebearingsarenotprovidedwithprepackedgrease,soperformproperlubricationwhenusingB25
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