{"product_id":"r8-full-ceramic-ball-bearing-1-2x1-1-8x5-16","title":"Wide R8 Full Ceramic Ball Bearing 1\/2 x 1-1\/8 x 5\/16 White ZrO2 PTFE Cage Open","description":"\u003cp\u003eWide R8 Full Ceramic Ball Bearing 1\/2in x 1-1\/8in x 5\/16in ZrO2\u003cbr\u003e✔️ Open Full Ceramic Bearing with PTFE Cage\u003c\/p\u003e\n\u003cp\u003eThis wide R8 full ceramic ball bearing is used in high temperature, corrosion prone, and electrically sensitive applications where steel bearings struggle. Made entirely from zirconia ceramic with a PTFE cage, it runs clean, resists rust, and handles harsh environments in industrial, lab, and specialty machinery. Pack size is 1 bearing.\u003c\/p\u003e\n\u003cp\u003e✅ Bearing type: wide R8 full ceramic ball bearing\u003cbr\u003e✅ Bore (ID): 1\/2 inch\u003cbr\u003e✅ Outside diameter (OD): 1-1\/8 inch\u003cbr\u003e✅ Width: 5\/16 inch\u003cbr\u003e✅ Ball material: zirconia ceramic ZrO2\u003cbr\u003e✅ Race material: zirconia ceramic ZrO2\u003cbr\u003e✅ Cage material: PTFE Polytetrafluoroethylene\u003cbr\u003e✅ Closure type: open\u003cbr\u003e✅ Maximum operating temperature: 356°F 180°C\u003cbr\u003e✅ Non magnetic and corrosion resistant\u003cbr\u003e✅ Suitable for dry or lightly lubricated operation\u003cbr\u003e✅ Quantity: 1 bearing\u003c\/p\u003e\n\u003cp\u003e💡 Why are full ceramic ball bearings used in high temperature and corrosive environments?\u003cbr\u003eFull ceramic bearings eliminate metal contact and reduce chemical and thermal breakdown in demanding conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eZirconia ceramic resists rust, acids, and moisture better than steel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLow thermal expansion helps keep running clearance stable at high heat\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectrical insulation prevents current damage in motors and precision systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePTFE cages handle heat and reduce friction without oil heavy lubrication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA handy choice for equipment that needs clean running, heat resistance, and long life in tough operating conditions.\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43546426343659,"sku":"Kit7186","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/wide-r8-full-ceramic-bearing-12x1-18x516-inch-white-zro2-vxb-ball-bearings-1.jpg?v=1770442380","url":"https:\/\/vxb.com\/products\/r8-full-ceramic-ball-bearing-1-2x1-1-8x5-16","provider":"VXB Bearings","version":"1.0","type":"link"}