>> P.94
B27─────3.81.6SHELLTYPENEEDLEROLLERBEARINGSInchSeriesYB2.52.5YB2.5433.64.35.4───3.54.25.76.37─────2.12.53.5────3.33.94.65.7───3.94.66.16.77.4──────2.73.7─────────6.3──────────────────────6.6──────────8.6───────Shaftdia.mm(inch)Note(1)Allowablerotationalspeedappliestooillubrication.Forgreaselubrication,amaximumof60%ofthisvalueisallowable.RemarkhellTypeGreaseRetainedFullComplementNeedleRollerBearingsareprovidedwithprepackedgrease.Standardtypeandclosedendtypebearingsarenotprovidedwithprepackedgrease,soperformproperlubricationwhenusingthesetypesofbearings.StandardClosedendStandardClosedendGreaseretainedMass(Ref.)gMass(Ref.)gMass(Ref.)gMass(Ref.)gMass(Ref.)gIdentificationnumber────────3.969(5╱32)─────3.45.37.29.1────3.24.60.640.96────YB344.762(3╱16)BA44BA45ZBA47Z───BAM45BAM47───────────────YB45YB476.350(1╱4)BA55ZBA56ZBA57ZBA59Z─BAM55BAM56BAM57BAM59───────────────YB557.938(5╱16)BA65ZBA66ZBA68ZBA69ZBA610ZBAM65BAM66BAM68BAM69BAM610───────────────9.525(3╱8)──BHA57ZBHAM57─────────────────YB64YB66YB68YB610──BHA68ZBHAM68─8.2Shaftdia.3.969-9.525mm
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