Sealed Ceramic Ball Bearing 17x26x5 Si3N4 ABEC 5 With Double Rubber Seals S6803 2RS Deep Groove Radial Ball Bearing Stainless Steel Cage High Precision For CNC Robotics And Machinery

Sealed ceramic bearing with Si3N4 balls, 17x26x5 mm ABEC-5
✔️ 17x26x5 mm, ceramic balls, double rubber seals, ABEC-5, Pack 1

This sealed deep groove radial bearing uses silicon nitride ceramic balls (Si3N4) with stainless steel components for high-speed, low-friction operation. It's ideal for precision robotics, 3D printers, CNC machines, and motor assemblies where smooth rotation and long service life matter.

✅ Inner diameter mm, outer diameter mm, width mm
✅ Ceramic balls Si3N4 for low friction and high hardness
✅ Stainless steel cage and double rubber seals RS for dust protection
✅ ABEC-5 precision rating for high-speed applications
✅ Grease-lubricated bearing for maintenance-free operation
✅ Pack: 1 bearing in this listing

💡 What is a sealed ceramic bearing used for in precision machinery?
- handy for high-speed, low-friction rotation
- ideal for precision machines and hobby robotics
- robust in printers, CNC devices, and motor gear setups