Full Ceramic Bearing With ZrO2 Si3N4 Construction And PTFE Based Grease, 17 Mm Bore, 30 Mm Outer Diameter, 7 Mm Width, 6903 2RS Style, High Precision, Low Friction, Corrosion Resistant For Industrial And Commercial Applications
✔️ 17 mm bore, 30 mm OD, 7 mm width; ceramic ZrO2/Si3n4
This is a full ceramic bearing with ZrO2 inner/outer races and Si3n4 ceramic balls, optimized for low friction, high wear resistance, and stability across wide temperatures. It comes pre-lubricated with PTFE-based grease, making it ready for sealed ball bearing applications in precision machinery, robotics, and industrial equipment.
✅ Si3n4 ceramic balls for extreme hardness and wear resistance
✅ ZrO2 ceramic inner and outer races for tight tolerances
✅ PTFE-based grease provides low friction and wide temp range
✅ 17x30x7 mm size fits common compact mounts
✅ 1 bearing per pack
💡 What is a ceramic bearing used for in high-load machinery? This handy overview helps explain typical roles and benefits. - high-load capacity with ceramic races and balls - low friction with PTFE grease for smooth operation - excellent wear resistance in tough environments - precision alignment for linear motion systems such as slides and guides