R8-2RS ZrO2/Si3n4 Full Ceramic Bearing PTFE based Grease

R8-2RS Full Ceramic Bearing - ZrO₂/Si₃N₄ with PTFE-Based Grease
✔️ 1/2" x 1 1/8" x 5/16" - Sealed, Quiet, Wide Temperature Range

The R8-2RS full ceramic bearing features a hybrid design with Zirconium Oxide (ZrO₂) races and Silicon Nitride (Si₃N₄) balls, delivering ultra-low noise, non-magnetic performance across extreme temperatures. Pre-lubricated with PTFE-based grease, this sealed bearing is ideal for quiet, maintenance-free operation in sensitive applications like instruments, cleanrooms, and motors.

✅ Size: 1/2" ID x 1 1/8" OD x 5/16" width
✅ Type: Full ceramic deep groove ball bearing
✅ Balls: Silicon Nitride (Si₃N₄) ceramic
✅ Races: Zirconium Oxide (ZrO₂) ceramic
✅ Closures: Double rubber seals (2RS)
✅ Lubrication: PTFE-based grease
✅ Temp Range: -50°C to 150°C (-58°F to 302°F)
✅ Quantity: 1 Bearing
✅ Brand: VXB

💡 What makes this hybrid ceramic bearing ideal for demanding environments?
Its combination of tough ZrO₂ races, lightweight Si₃N₄ balls, and PTFE-based grease gives it superior resistance to chemicals, corrosion, and thermal stress - perfect for high-speed, non-conductive, and noise-sensitive systems.