>> P.82
IdentificationnumberStandardMass(Ref.)gClosedendMass(Ref.)gGreaseretainedMass(Ref.)g──────────3240.5──54──34.543.5──────────YT223016YT223020──YT2428──YT243216YT243220────────────────────────────────────────────────────────────────TLA2212ZTLA2216ZTLA2220Z15.621.526.5TLAM2212TLAM2216TLAM222018.12429Mass(Ref.)g───Closedend───Mass(Ref.)g──────Shaftdia.mmStandardTA2210ZTA2215ZTA2220ZTA2225ZTA2230Z1521.52935.542.5TAM2210TAM2215TAM2220TAM2225TAM223018.124.53238.545.5222935.5──3547───3239TAM223016TAM223020──TAM2420TAM2428─TAM243216TAM243220──2632.5──3143.5─2835.5──TA223016ZTA223020Z──TA2420ZTA2428Z─TA243216ZTA243220Z──24Shaftdia.22-24mmNote(1)Allowablerotationalspeedappliestooillubrication.Forgreaselubrication,amaximumof60%ofthisvalueisallowable.RemarkShellTypeGreaseRetainedFullComplementNeedleRollerBearingsareprovidedwithprepackedgrease.Standardtypeandclosedendtypebearingsarenotprovidedwithprepackedgrease,soperformproperlubricationwhenusingthesetypesofbearings.B15SHELLTYPENEEDLEROLLERBEARINGS
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