Sealed Ceramic Ball Bearing With Si3N4 Silicon Nitride Balls 17 x 26 x 5 mm Double Shielded 2RS Premium ABEC5 Precision Radial Deep Groove Stainless Steel Cage For Smooth Low Resistance Rotation In Motors CNC Robotics And Machinery
✔️ S61803-2RS, double sealed, ceramic balls, stainless cage, 17x26x5 mm
The S61803-2RS is a double-sealed, radial deep groove ball bearing built for high-speed, low-friction rotation. This hybrid bearing uses Si3N4 ceramic balls with a stainless steel cage and double rubber seals for dust protection, making it ideal for precision equipment, electric motors, 3D printers, and hobby machinery.
✅ Inner diameter 17 mm
✅ Outer diameter 26 mm
✅ Width 5 mm
✅ Si3N4 ceramic balls with stainless steel cage
✅ Double rubber seals RS/RS1 for dust protection
✅ ABEC-5 precision rating for high-speed operation
✅ Self-lubricated grease SRL
✅ Stainless steel housing for corrosion resistance
✅ Pack: 1 bearing
💡 What is a ceramic hybrid bearing used for in precision equipment and high-speed applications?
A handy overview: these bearings deliver precise, smooth motion and long life in compact setups.
- High-speed spindles and precision motors - CNC machines and 3D printers - Environments where low friction and reduced wear matter - Quiet operation and longer service life in compact setups