{"product_id":"r4-2rs-full-ceramic-sealed-bearing","title":"R4-2RS Full ZrO2 Ceramic Bearing 1\/4\" x 5\/8\" x 0.196\" - Sealed","description":"\u003cp\u003e\u003cstrong\u003eR4-2RS Full Ceramic Ball Bearing - Zirconia\u003c\/strong\u003e\u003cbr\u003e✔️ 1\/4\" x 5\/8\" x 0.196\" - Sealed - One Bearing\u003c\/p\u003e\n\u003cp\u003eThe R4-2RS is a precision full ceramic ball bearing made entirely of zirconia (ZrO₂) ceramic, designed for high-speed, non-corrosive, and non-magnetic applications. With PTFE seals and cage, it’s built for clean environments and long-term performance.\u003c\/p\u003e\n\u003cp\u003e✅ Inner diameter: 1\/4 inch\u003cbr\u003e✅ Outer diameter: 5\/8 inch\u003cbr\u003e✅ Width: 0.196 inch\u003cbr\u003e✅ Full zirconia ceramic balls and races (ZrO₂)\u003cbr\u003e✅ PTFE  cage for low friction and chemical resistance\u003cbr\u003e✅ Equipped with white PTFE covers (2RS) for sealing\u003cbr\u003e✅ Non-magnetic, corrosion-resistant, and lightweight\u003cbr\u003e✅ Ideal for high-speed spindles, cleanrooms, and medical devices\u003cbr\u003e✅ Sold as one individual bearing\u003c\/p\u003e\n\u003cp\u003e💡 \u003cstrong\u003eWhat are the benefits of zirconia full ceramic bearings?\u003c\/strong\u003e\u003cbr\u003eZirconia ceramic bearings offer superior resistance to corrosion, heat, and chemicals while being non-conductive and ultra-lightweight. They're perfect for clean, high-speed, or chemically sensitive environments where metal bearings can’t perform.\u003c\/p\u003e\n\u003cp\u003eA high-tech solution for advanced engineering applications demanding silence, precision, and zero contamination.\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":49309911187649,"sku":"Kit8421","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/0955\/3089\/files\/r4-2rs-full-ceramic-sealed-bearing-14x58x-196-inch-zro2-bearings-vxb-ball-bearings-1_c8f1247f-7658-4ec5-85f9-56e2b2a9e23d.jpg?v=1748646702","url":"https:\/\/smallbearings.com\/ja\/products\/r4-2rs-full-ceramic-sealed-bearing","provider":"Small Bearings","version":"1.0","type":"link"}