Sealed Ceramic Ball Bearing Si3N4 Balls ABEC-7 7x22x7mm Double Sealed Ball Bearing With Stainless Steel Cage For High Precision Applications Radial Deep Groove Design Ideal For Industrial Machinery Robotics CNC Machining And Precision Instruments

Ceramic Si3N4 Bearing S627-2RS, Sealed 7x22x7mm, ABEC-7
✔️ ABEC-7 sealed ceramic ball bearing, 7x22x7mm, stainless cage, 1 pc

This compact, double sealed radial ball bearing uses Si3N4 ceramic balls inside a stainless steel cage. It's designed for high-speed, precision work in skate wheels, RC gear, 3D printers, and other small assemblies.

✅ Inner diameter: 7mm, Outer diameter: 22mm, Width: 7mm
✅ Material: stainless steel races and cage; ceramic balls Si3N4
✅ Closures: double rubber seals RS/RS1 for dust protection
✅ Quality: ABEC-7 precision; grease lubrication
✅ Quantity: 1 bearing

💡 What is a sealed ball bearing used for in common machinery?

This handy bearing supports smooth rotation in compact spaces and handles high-speed operation.

- low friction rotation for small assemblies - handy in skate wheels, 3D printers, robotics - ceramic Si3N4 reduces wear and heat for longer life - ABEC-7 tolerance provides smooth, accurate motion