Full Ceramic Bearing Si3N4 PTFE 20x32x7mm For Precision Machinery, Silicon Nitride Ceramic Balls, Low Friction, High Durability, Corrosion Resistant, Non Magnetic, Suitable For High Speed Rotating Shafts And Smooth Operation

6804 Full Ceramic Bearing with Si3N4 balls 20x32x7mm
✔️ 20x32x7mm ceramic bearing with 14 Si3N4 balls, PTFE cage, single-pack

The 6804 full ceramic bearing uses silicon nitride balls and a PTFE cage for smooth, low-friction motion at high speeds. It's a common choice in precision machinery, robotics, lab equipment, and aerospace components where clean, reliable operation matters.

✅ Bearing type: full ceramic Si3N4 with PTFE cage
✅ ID 20 mm (0.787 in); OD 32 mm (1.260 in); W 7 mm (0.276 in)
✅ Balls: 14 Si3N4 ceramic balls
✅ Fermetures : Ouvert
✅ Contenu : 1 roulement

💡 What is a ceramic bearing and why should I pick it for precision machinery?

- Handy for high speed, dry running applications - Excellent corrosion resistance in harsh environments - Lightweight silicon nitride balls reduce inertia - PTFE cage provides stable, low friction motion