6203 Full Ceramic Bearing Si3N4 17x40x12 Silicon Nitride

6203 Full Ceramic Ball Bearing
✔️ Silicon Nitride - 17mm x 40mm x 12mm - PTFE or PEEK Cage

The 6203 full ceramic bearing is built from silicon nitride, making it a powerhouse for tough conditions like high speed, heat, or chemical exposure. It’s great for lab tools, electric motors, or food-processing gear where you want zero contamination and smooth performance. Comes with one bearing per order.

✅ Pack size: 1 bearing
✅ Dimensions: 17mm x 40mm x 12mm
✅ Material: Full ceramic (Si3N4 inner/outer rings and balls)
✅ Cage material: PTFE or PEEK
✅ Non-magnetic, non-conductive, corrosion resistant
✅ Excellent for high-temp or ultra-clean environments

💡 What makes silicon nitride ceramic bearings so useful in demanding setups?
Silicon nitride bearings combine strength, speed, and chemical resistance.

• Operate at high RPMs with less friction

• Stay stable under heat, chemicals, and moisture

• Resist wear longer than most metals

• Perfect for food machinery, clean rooms, and lab tools

If your gear needs to run quiet, clean, and crazy smooth, this bearing's a smart upgrade. Add it to your cart and boost your build today!