NTN Bearing 6003LU Single Row Deep Groove Radial Ball Bearing, Contact, Normal Clearance, Steel Cage, 17 mm Bore ID, 35 mm OD, 10 mm Width, Single Seal: Amazon.com: Industrial & Scientific
Amazon.com: WWBR-Repair Kits 6 PCS 6003RZ 6003 RS 2RZ Bearing 173510 mm ABEC-3 Mute High Speed for Blush Motors Ball Bearings with Nylon Cage 6003RS 2RS : Industrial & Scientific