{"product_id":"6800-6806-zro2-full-ceramic-bearings-double-sealed","title":"Double-Sided Sealed 6800-6806 All-Ceramic Zirconia Bearings ZrO2 Full balls 6801","description":"\u003cdiv class=\"hdiy-desc\"\u003e\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003e6800–6806 ZrO2 Full Ceramic Bearings — Corrosion-Resistant, Double-Sided Sealed\u003c\/h2\u003e\n\u003cp\u003eEngineers, hobbyists, and maintenance professionals who work in wet, chemically aggressive, or electrically sensitive environments know the frustration of steel bearings that corrode, seize, or conduct stray currents. These double-sided sealed ZrO2 full ceramic bearings are built for exactly those conditions — delivering reliable rotation where standard bearings fail.\u003c\/p\u003e\n\u003cp\u003eEach bearing is constructed entirely from zirconia (ZrO2) ceramic, including the balls, inner race, and outer race. Available in seven standard 6800-series models: 6800 (ID 10 mm \/ OD 19 mm \/ H 5 mm — approx. 0.39″ × 0.75″ × 0.20″) through 6806 (ID 30 mm \/ OD 42 mm \/ H 7 mm — approx. 1.18″ × 1.65″ × 0.28″). Double-sided seals retain lubrication and exclude contaminants without adding metallic components.\u003c\/p\u003e\n\u003cp\u003eTypical applications include food-processing conveyor rollers requiring wash-down resistance, RC vehicle wheel hubs and spindles needing lightweight low-friction rotation, laboratory centrifuge shafts where electrical isolation is critical, and marine or poolside equipment exposed to chlorinated or salt water. The non-magnetic, non-conductive ZrO2 full ceramic bearing is also a reliable choice for MRI-adjacent equipment and semiconductor handling tools.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-compat\"\u003e\n\u003cspan class=\"hdiy-compat-icon\"\u003e⚙️\u003c\/span\u003e \u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits standard 6800-series bearing seats. Verify bore (ID), outer diameter (OD), and width (H) against your housing before ordering. Select your model from the variant options above.\u003c\/div\u003e\n\u003cdiv class=\"hdiy-features\"\u003e\n\u003ch2\u003e✅ Key Features of These ZrO2 Full Ceramic Bearings\u003c\/h2\u003e\n\u003cul class=\"hdiy-list\"\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔵\u003c\/span\u003e\u003cstrong\u003e100% Zirconia Ceramic Construction\u003c\/strong\u003e — Balls, inner race, and outer race are all ZrO2 ceramic. No steel components means zero galvanic corrosion and full electrical isolation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🛡️\u003c\/span\u003e\u003cstrong\u003eDouble-Sided Sealed (2RS)\u003c\/strong\u003e — Dual seals on both faces retain grease and block moisture, fine particles, and chemical splash from reaching the rolling elements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚗️\u003c\/span\u003e\u003cstrong\u003eChemical \u0026amp; Corrosion Resistance\u003c\/strong\u003e — ZrO2 withstands exposure to acids, alkalis, salt water, and chlorinated environments where stainless steel bearings degrade over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚡\u003c\/span\u003e\u003cstrong\u003eElectrically Non-Conductive\u003c\/strong\u003e — Ceramic material provides electrical isolation, making these bearings suitable for motors, generators, and sensitive electronic equipment where stray currents cause damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🌡️\u003c\/span\u003e\u003cstrong\u003eWide Operating Temperature Range\u003c\/strong\u003e — ZrO2 ceramic maintains dimensional stability across a broad temperature range (typically –40 °C to +400 °C \/ –40 °F to +752 °F), outperforming standard polymer-sealed steel bearings in heat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e\u003cstrong\u003eSeven Standard 6800-Series Sizes\u003c\/strong\u003e — Models 6800 through 6806 cover bore diameters from 10 mm to 30 mm (approx. 0.39″ to 1.18″), fitting a wide range of shafts and housings without custom machining.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ch2\u003e📐 Technical Specifications — ZrO2 Full Ceramic Bearings\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBearing Series\u003c\/th\u003e\n\u003ctd\u003e6800 (deep groove, single row)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Models\u003c\/th\u003e\n\u003ctd\u003e6800 \/ 6801 \/ 6802 \/ 6803 \/ 6804 \/ 6805 \/ 6806\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBore Diameter (ID)\u003c\/th\u003e\n\u003ctd\u003e10 mm – 30 mm (0.39″ – 1.18″) — see variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOuter Diameter (OD)\u003c\/th\u003e\n\u003ctd\u003e19 mm – 42 mm (0.75″ – 1.65″) — see variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth (Height)\u003c\/th\u003e\n\u003ctd\u003e5 mm – 7 mm (0.20″ – 0.28″) — see variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBall Material\u003c\/th\u003e\n\u003ctd\u003eZirconia (ZrO2) ceramic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRace Material\u003c\/th\u003e\n\u003ctd\u003eZirconia (ZrO2) ceramic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSeal Type\u003c\/th\u003e\n\u003ctd\u003eDouble-sided sealed (2RS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSeal Material\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temperature\u003c\/th\u003e\n\u003ctd\u003eTypically –40 °C to +400 °C (–40 °F to +752 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eElectrical Conductivity\u003c\/th\u003e\n\u003ctd\u003eNon-conductive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMagnetic Properties\u003c\/th\u003e\n\u003ctd\u003eNon-magnetic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCorrosion Resistance\u003c\/th\u003e\n\u003ctd\u003eResistant to acids, alkalis, salt water, chlorinated media\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity per Pack\u003c\/th\u003e\n\u003ctd\u003e1 \/ 2 \/ 5 \/ 10 pcs — see variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-faq\"\u003e\n\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the correct model number for my application?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eMatch the model to your shaft and housing dimensions. The model number encodes the bore (ID), outer diameter (OD), and width (H): for example, 6802 fits a 15 mm shaft in a 24 mm housing bore with a 5 mm width. Measure your existing bearing or shaft diameter first, then select the matching model from the variant dropdown above.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre ZrO2 ceramic bearings as strong as steel bearings?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eZrO2 zirconia ceramic has a hardness of approximately 8–9 on the Mohs scale and a flexural strength typically in the range of 900–1200 MPa, which is competitive with hardened bearing steel for many applications. However, ceramic is more brittle under sharp impact loads. These bearings are best suited for steady rotational loads in corrosive or electrically sensitive environments rather than heavy shock-load applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo these bearings require lubrication?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThe double-sided seals (2RS) retain a factory-applied grease fill, so the bearings arrive ready to install without additional lubrication in most standard-speed applications. For very high-speed or high-temperature use, consult the grease manufacturer's specifications to confirm compatibility with ZrO2 ceramic surfaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use these bearings in salt water or chemical wash-down environments?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes. ZrO2 ceramic is resistant to salt water, dilute acids, alkalis, and chlorinated water — environments that cause rapid corrosion in standard steel bearings. The double-sided seals provide an additional barrier against liquid ingress. For continuous immersion in concentrated acids or strong oxidizers, contact us to confirm suitability for your specific media.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre these bearings electrically non-conductive?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes. Zirconia ceramic is an electrical insulator. Both the races and the balls are non-conductive, making these bearings suitable for electric motors, generators, and equipment where stray currents or electrolytic corrosion are concerns. They are also non-magnetic, which is important for MRI-adjacent and semiconductor handling equipment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat quantity pack should I order?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eSingle-piece (×1) packs are ideal for prototyping, repair, or replacement of one bearing. Two-piece (×2) packs suit paired-shaft assemblies. Five-piece (×5) and ten-piece (×10) packs offer a lower per-unit cost for production runs, maintenance stock, or multi-axis machines. Select your preferred quantity from the Qty(pcs) variant option above.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-cta\"\u003e🛒 Select your Model (ID×OD×Height) and Qty above, then add to cart.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"HomeDIYer","offers":[{"title":"6800-10*19*5mm \/ 1","offer_id":52409764806930,"sku":"GLFBMWXGLBZSJ057083x1","price":18.52,"currency_code":"USD","in_stock":true},{"title":"6800-10*19*5mm \/ 2","offer_id":52409764839698,"sku":"GLFBMWXGLBZSJ057083x2","price":32.59,"currency_code":"USD","in_stock":true},{"title":"6800-10*19*5mm \/ 5","offer_id":52409764872466,"sku":"GLFBMWXGLBZSJ057083x5","price":76.49,"currency_code":"USD","in_stock":true},{"title":"6800-10*19*5mm \/ 10","offer_id":52409764905234,"sku":"GLFBMWXGLBZSJ057083x10","price":151.04,"currency_code":"USD","in_stock":true},{"title":"6801-12*21*5mm \/ 1","offer_id":52409764938002,"sku":"GLFBMWXGLBZSJ057084x1","price":19.23,"currency_code":"USD","in_stock":true},{"title":"6801-12*21*5mm \/ 2","offer_id":52409764970770,"sku":"GLFBMWXGLBZSJ057084x2","price":34.0,"currency_code":"USD","in_stock":true},{"title":"6801-12*21*5mm \/ 5","offer_id":52409765003538,"sku":"GLFBMWXGLBZSJ057084x5","price":80.43,"currency_code":"USD","in_stock":true},{"title":"6801-12*21*5mm \/ 10","offer_id":52409765036306,"sku":"GLFBMWXGLBZSJ057084x10","price":158.9,"currency_code":"USD","in_stock":true},{"title":"6802-15*24*5mm \/ 1","offer_id":52409765069074,"sku":"GLFBMWXGLBZSJ057085x1","price":19.58,"currency_code":"USD","in_stock":true},{"title":"6802-15*24*5mm \/ 2","offer_id":52409765101842,"sku":"GLFBMWXGLBZSJ057085x2","price":34.71,"currency_code":"USD","in_stock":true},{"title":"6802-15*24*5mm \/ 5","offer_id":52409765134610,"sku":"GLFBMWXGLBZSJ057085x5","price":83.01,"currency_code":"USD","in_stock":true},{"title":"6802-15*24*5mm \/ 10","offer_id":52409765167378,"sku":"GLFBMWXGLBZSJ057085x10","price":164.12,"currency_code":"USD","in_stock":true},{"title":"6803-17*26*5mm \/ 1","offer_id":52409765200146,"sku":"GLFBMWXGLBZSJ057086x1","price":20.64,"currency_code":"USD","in_stock":true},{"title":"6803-17*26*5mm \/ 2","offer_id":52409765232914,"sku":"GLFBMWXGLBZSJ057086x2","price":37.32,"currency_code":"USD","in_stock":true},{"title":"6803-17*26*5mm \/ 5","offer_id":52409765265682,"sku":"GLFBMWXGLBZSJ057086x5","price":90.41,"currency_code":"USD","in_stock":true},{"title":"6803-17*26*5mm \/ 10","offer_id":52409765298450,"sku":"GLFBMWXGLBZSJ057086x10","price":178.89,"currency_code":"USD","in_stock":true},{"title":"6804-20*32*7mm \/ 1","offer_id":52409765331218,"sku":"GLFBMWXGLBZSJ057087x1","price":22.74,"currency_code":"USD","in_stock":true},{"title":"6804-20*32*7mm \/ 2","offer_id":52409765363986,"sku":"GLFBMWXGLBZSJ057087x2","price":41.89,"currency_code":"USD","in_stock":true},{"title":"6804-20*32*7mm \/ 5","offer_id":52409765396754,"sku":"GLFBMWXGLBZSJ057087x5","price":101.81,"currency_code":"USD","in_stock":true},{"title":"6804-20*32*7mm \/ 10","offer_id":52409765429522,"sku":"GLFBMWXGLBZSJ057087x10","price":201.66,"currency_code":"USD","in_stock":true},{"title":"6805-25*37*7mm \/ 1","offer_id":52409765462290,"sku":"GLFBMWXGLBZSJ057088x1","price":26.98,"currency_code":"USD","in_stock":true},{"title":"6805-25*37*7mm \/ 2","offer_id":52409765495058,"sku":"GLFBMWXGLBZSJ057088x2","price":51.08,"currency_code":"USD","in_stock":true},{"title":"6805-25*37*7mm \/ 5","offer_id":52409765527826,"sku":"GLFBMWXGLBZSJ057088x5","price":124.79,"currency_code":"USD","in_stock":true},{"title":"6805-25*37*7mm \/ 10","offer_id":52409765560594,"sku":"GLFBMWXGLBZSJ057088x10","price":247.66,"currency_code":"USD","in_stock":true},{"title":"6806-30*42*7mm \/ 1","offer_id":52409765593362,"sku":"GLFBMWXGLBZSJ057089x1","price":30.19,"currency_code":"USD","in_stock":true},{"title":"6806-30*42*7mm \/ 2","offer_id":52409765626130,"sku":"GLFBMWXGLBZSJ057089x2","price":58.48,"currency_code":"USD","in_stock":true},{"title":"6806-30*42*7mm \/ 5","offer_id":52409765658898,"sku":"GLFBMWXGLBZSJ057089x5","price":143.29,"currency_code":"USD","in_stock":true},{"title":"6806-30*42*7mm \/ 10","offer_id":52409765691666,"sku":"GLFBMWXGLBZSJ057089x10","price":284.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Main-01_1031a727-87d7-41d2-910d-df139b74046f.jpg?v=1782231960","url":"https:\/\/homediyer.com\/products\/6800-6806-zro2-full-ceramic-bearings-double-sealed","provider":"HomeDIYer","version":"1.0","type":"link"}