6004 Zz/2RS Size 20*42*12mm Deep Groove Ball Bearing for Gearbox, Instrumentation, Motor - China Miniature Bearings and Customisable Bearings
NTN Bearing 6004ZZ Single Row Deep Groove Radial Ball Bearing, Normal Clearance, Steel Cage, 20 mm Bore ID, 42 mm OD, 12 mm Width, Double Shielded: Amazon.com: Industrial & Scientific
Known Part References REX0HVP Bearing Ball 6004ZZ, Other
6004-ZZ Ball Bearing 20x42x12 Shielded 6004ZZ - Bearings Direct