{"product_id":"r8-2rs-zro2-si3n4-full-ceramic-be-2306","title":"R8-2RS ZrO2\/Si3n4 Full Ceramic Bearing PTFE based Grease","description":"\u003cp\u003e\u003cstrong\u003eR8-2RS Full Ceramic Bearing - ZrO₂\/Si₃N₄ with PTFE-Based Grease\u003c\/strong\u003e\u003cbr\u003e✔️ 1\/2\" x 1 1\/8\" x 5\/16\" - Sealed, Quiet, Wide Temperature Range\u003c\/p\u003e\n\u003cp\u003eThe 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.\u003c\/p\u003e\n\u003cp\u003e✅ Size: 1\/2\" ID x 1 1\/8\" OD x 5\/16\" width\u003cbr\u003e✅ Type: Full ceramic deep groove ball bearing\u003cbr\u003e✅ Balls: Silicon Nitride (Si₃N₄) ceramic\u003cbr\u003e✅ Races: Zirconium Oxide (ZrO₂) ceramic\u003cbr\u003e✅ Closures: Double rubber seals (2RS)\u003cbr\u003e✅ Lubrication: PTFE-based grease\u003cbr\u003e✅ Temp Range: -50°C to 150°C (-58°F to 302°F)\u003cbr\u003e✅ Quantity: 1 Bearing\u003cbr\u003e✅ Brand: VXB\u003c\/p\u003e\n\u003cp\u003e💡 \u003cem\u003eWhat makes this hybrid ceramic bearing ideal for demanding environments?\u003c\/em\u003e\u003cbr\u003eIts 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.\u003c\/p\u003e","brand":"vendor-unknown","offers":[{"title":"Default Title","offer_id":42212647174241,"sku":"Full-R8-2RS-ZrO2-Si3n4-PTFE","price":163.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0582\/7408\/7009\/files\/r8-2rs-zro2si3n4-full-ceramic-bearing-ptfe-based-grease-vxb-ball-bearings-1-32681212018923_2d61c307-d143-4d86-81bd-917ef92c6b59.jpg?v=1748647117","url":"https:\/\/bearingwholesalelots.com\/fr\/products\/r8-2rs-zro2-si3n4-full-ceramic-be-2306","provider":"Bearing Wholesalelots","version":"1.0","type":"link"}