6004-2RS Full Ceramic Sealed Bearing 20x42x12mm ZrO2

6004-2RS Full Ceramic Ball Bearing
✔️ Zirconia Sealed 20mm x 42mm x 12mm

The 6004-2RS is a full ceramic ball bearing made entirely from zirconia (ZrO₂), offering exceptional corrosion resistance, electrical insulation, and smooth operation. With PTFE cages and PTFE white covers, it runs clean, quiet, and requires no lubrication, making it ideal for chemical environments, high-temperature setups, and specialty machinery.

✅ Size: 20mm x 42mm x 12mm
✅ Quantity: 1 bearing
✅ Type: full ceramic deep groove ball bearing
✅ Balls: zirconia (ZrO₂) ceramic
✅ Races: zirconia (ZrO₂) ceramic
✅ Cage: PTFE (Polytetrafluoroethylene)
✅ Closures: PTFE covers (white)
✅ Corrosion-resistant and non-conductive

💡 Why choose full ceramic bearings over steel bearings?
They’re engineered for environments where steel can’t perform.

• Immune to rust and chemical corrosion

• Excellent for high temperatures and non-lubricated operation

• Non-magnetic and electrically insulating

A high-performance bearing for specialized applications, order this zirconia ceramic bearing today and keep your system running where steel can’t.