623 Hybrid Ceramic Bearings (3X10X4) Ortech’s 623 Hybrid Ceramic Bearings (3X10X4) can be made with chrome 52100 or stainless steel for the inside and outside race along with silicon nitride balls. The retainer can be PTFE, peek or full complement. The bearing can be open or sealed. Dry or greased. If you do not see a specific type of bearing on our website, please send us a quote request for custom bearings. Dimension Type Metric ID (d) 3 OD (D) 10 Width (B1) 4 In stock items will typically ship in 3 to 7 working days. Large quantity discounts available.
