>> P.513
轴径mm一块唇部二块唇部d1DbTA…ZYTTLA…ZYTLRNATRTAFGTRRNAFNAXNBX公称型号主要尺寸mm搭配的轴承1819OS18243OS18253OS18264OS19274DS18243DS18253DS18264─18181819242526273344TLA1812ZTLA1816ZTA1813ZTA1815ZTA1817ZTA1819ZTA1820ZTA1825Z─TA1916ZTA1920Z──RNA49/14TAF182616TAF182620TAF192716TAF192720──RNAF182613RNAFW182620─────OSDS(轴径)(轴径)513滚针轴承用密封垫片OSDS
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