{"product_id":"6811-6820zz-deep-groove-ball-bearings","title":"Deep Groove Ball Bearing High speed bearings 6811 6812 6813 6814 6815 - 6820ZZ","description":"\u003cdiv class=\"hdiy-desc\"\u003e\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003e6811–6820ZZ Deep Groove Ball Bearings — Reliable Radial Support for High-Speed Applications\u003c\/h2\u003e\n\u003cp\u003eWhen a worn or undersized bearing causes vibration, heat buildup, or premature shaft failure, engineers and maintenance technicians need a dimensionally accurate replacement they can trust. These 6811ZZ through 6820ZZ deep groove ball bearings are designed for demanding radial and moderate axial load applications where consistent rotational accuracy matters.\u003c\/p\u003e\n\u003cp\u003eEach bearing features a chrome steel (GCr15) inner and outer ring with a full complement of precision steel balls and double-shielded (ZZ) metal covers to retain grease and exclude contaminants. Bore diameters range from 55 mm (2.165 in) to 100 mm (3.937 in), with outer diameters from 72 mm (2.835 in) to 125 mm (4.921 in) and widths of 9–13 mm (0.354–0.512 in).\u003c\/p\u003e\n\u003cp\u003eTypical applications include electric motor spindles, gearbox input shafts, conveyor drive rollers, agricultural machinery pivot points, and light industrial automation equipment where a deep groove ball bearing for electric motors or a replacement gearbox bearing is required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-compat\"\u003e\n\u003cspan class=\"hdiy-compat-icon\"\u003e⚙️\u003c\/span\u003e These bearings follow ISO 15 \/ DIN 625 dimensional standards and are interchangeable with equivalent 6811–6820 series bearings from major manufacturers.\u003c\/div\u003e\n\u003cdiv class=\"hdiy-features\"\u003e\n\u003ch2\u003e✅ Key Features of These Deep Groove Ball Bearings\u003c\/h2\u003e\n\u003cul class=\"hdiy-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-Shielded (ZZ) Metal Covers\u003c\/strong\u003e — Factory-greased and sealed on both sides to retain lubrication and block dust, metal chips, and moisture without adding significant drag.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Steel (GCr15) Construction\u003c\/strong\u003e — Through-hardened inner ring, outer ring, and balls deliver consistent load capacity and fatigue resistance across the full size range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Size Range: 6811ZZ to 6820ZZ\u003c\/strong\u003e — Bore diameters from 55 mm to 100 mm (2.165–3.937 in) cover a broad spectrum of shaft sizes in a single product family.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO 15 \/ DIN 625 Dimensional Compliance\u003c\/strong\u003e — Drop-in interchangeability with OEM and aftermarket bearings of the same designation; no custom machining required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-Friction Raceway Geometry\u003c\/strong\u003e — Optimized ball-to-raceway contact angle supports high rotational speeds while keeping operating temperature in check.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable in Single, 5-Pack, and 10-Pack\u003c\/strong\u003e — Order the quantity that matches your maintenance schedule or production run to reduce per-unit cost on planned replacements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ch2\u003e📐 Technical Specifications — Deep Groove Ball Bearings (6811–6820ZZ Series)\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBearing Series\u003c\/th\u003e\n\u003ctd\u003e6811ZZ, 6812ZZ, 6813ZZ, 6814ZZ, 6815ZZ, 6816ZZ, 6817ZZ, 6818ZZ, 6819ZZ, 6820ZZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBore Diameter (d)\u003c\/th\u003e\n\u003ctd\u003e55 mm – 100 mm (2.165 in – 3.937 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOuter Diameter (D)\u003c\/th\u003e\n\u003ctd\u003e72 mm – 125 mm (2.835 in – 4.921 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWidth (B)\u003c\/th\u003e\n\u003ctd\u003e9 mm – 13 mm (0.354 in – 0.512 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSeal Type\u003c\/th\u003e\n\u003ctd\u003eZZ (Double Metal Shield, both sides)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eChrome Steel (GCr15)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLubrication\u003c\/th\u003e\n\u003ctd\u003eFactory-greased (grease pre-filled)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensional Standard\u003c\/th\u003e\n\u003ctd\u003eISO 15 \/ DIN 625\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRadial Load Capacity\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax Operating Speed\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 –20°C to +120°C (–4°F to +248°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Quantities\u003c\/th\u003e\n\u003ctd\u003e1 pcs, 5 pcs, 10 pcs\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 bearing size from the 6811–6820ZZ range?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eMatch the bearing designation to your shaft diameter: 6811ZZ fits a 55 mm shaft, 6812ZZ fits 60 mm, 6813ZZ fits 65 mm, and so on up to 6820ZZ for a 100 mm shaft. Verify the outer diameter and width against your housing bore and available axial space before ordering. The variant selector above lists all dimensions in the format bore × OD × width (mm).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat loads can these deep groove ball bearings handle?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eDeep groove ball bearings are designed primarily for radial loads but can also carry moderate axial (thrust) loads in both directions. The exact dynamic and static load ratings vary by size — consult the bearing designation datasheet for your specific model. For heavy axial or combined loads, consider pairing with a thrust bearing or angular contact bearing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre the ZZ shields removable for re-lubrication?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThe ZZ metal shields on these bearings are snap-fit and can be carefully removed with a thin tool for re-lubrication in low-contamination environments. However, for most applications the factory grease fill is sufficient for the bearing's service life. Re-shielding after re-greasing is recommended to maintain contamination protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre these bearings corrosion-resistant for wet or outdoor environments?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eChrome steel (GCr15) bearings offer moderate corrosion resistance when the ZZ shields keep moisture away from the raceways. For consistently wet, washdown, or outdoor environments, consider stainless steel bearings or apply a compatible corrosion-inhibiting grease. The ZZ shields help, but they are not fully sealed against liquid ingress under pressure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use these bearings as direct replacements for OEM parts?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes. These bearings conform to ISO 15 \/ DIN 625 dimensional standards, making them dimensionally interchangeable with any 6811ZZ through 6820ZZ bearing from other manufacturers. Always verify the bore, outer diameter, and width match your application before installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eShould I order 1 pcs, 5 pcs, or 10 pcs?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eOrder 1 pcs for a single repair or to verify fitment before a larger purchase. Choose 5 pcs or 10 pcs for planned maintenance kits, production line stock, or when replacing multiple bearings in the same machine — the per-unit cost decreases with larger quantities. Contact us if you need quantities beyond 10 pcs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-cta\"\u003e🛒 Select your Size and Amount above, then add to cart.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"HomeDIYer","offers":[{"title":"6811ZZ 55x72x9 \/ 1 pcs","offer_id":52410219790610,"sku":"GYGYFSHXJZC5628x1","price":8.28,"currency_code":"USD","in_stock":true},{"title":"6812ZZ 60x78x10 \/ 1 pcs","offer_id":52410219823378,"sku":"GYGYFSHXJZC5629x1","price":10.19,"currency_code":"USD","in_stock":true},{"title":"6813ZZ 65x85x10 \/ 1 pcs","offer_id":52410219856146,"sku":"GYGYFSHXJZC5630x1","price":12.63,"currency_code":"USD","in_stock":true},{"title":"6814ZZ 70x90x10 \/ 1 pcs","offer_id":52410219888914,"sku":"GYGYFSHXJZC5631x1","price":14.35,"currency_code":"USD","in_stock":true},{"title":"6815ZZ 75x95x10 \/ 1 pcs","offer_id":52410219921682,"sku":"GYGYFSHXJZC5632x1","price":15.84,"currency_code":"USD","in_stock":true},{"title":"6816ZZ 80x100x10 \/ 1 pcs","offer_id":52410219954450,"sku":"GYGYFSHXJZC5633x1","price":19.03,"currency_code":"USD","in_stock":true},{"title":"6817ZZ 85x110x13 \/ 1 pcs","offer_id":52410219987218,"sku":"GYGYFSHXJZC5634x1","price":24.0,"currency_code":"USD","in_stock":true},{"title":"6818ZZ 90x115x13 \/ 1 pcs","offer_id":52410220019986,"sku":"GYGYFSHXJZC5635x1","price":25.42,"currency_code":"USD","in_stock":true},{"title":"6819ZZ 95x120x13 \/ 1 pcs","offer_id":52410220052754,"sku":"GYGYFSHXJZC5636x1","price":27.81,"currency_code":"USD","in_stock":true},{"title":"6820ZZ 100x125x13 \/ 1 pcs","offer_id":52410220085522,"sku":"GYGYFSHXJZC5637x1","price":29.85,"currency_code":"USD","in_stock":true},{"title":"6811ZZ 55x72x9 \/ 5 pcs","offer_id":52410220118290,"sku":"GYGYFSHXJZC5628x5","price":36.43,"currency_code":"USD","in_stock":true},{"title":"6812ZZ 60x78x10 \/ 5 pcs","offer_id":52410220151058,"sku":"GYGYFSHXJZC5629x5","price":45.9,"currency_code":"USD","in_stock":true},{"title":"6813ZZ 65x85x10 \/ 5 pcs","offer_id":52410220183826,"sku":"GYGYFSHXJZC5630x5","price":57.92,"currency_code":"USD","in_stock":true},{"title":"6814ZZ 70x90x10 \/ 5 pcs","offer_id":52410220216594,"sku":"GYGYFSHXJZC5631x5","price":66.57,"currency_code":"USD","in_stock":true},{"title":"6815ZZ 75x95x10 \/ 5 pcs","offer_id":52410220249362,"sku":"GYGYFSHXJZC5632x5","price":73.97,"currency_code":"USD","in_stock":true},{"title":"6816ZZ 80x100x10 \/ 5 pcs","offer_id":52410220282130,"sku":"GYGYFSHXJZC5633x5","price":90.02,"currency_code":"USD","in_stock":true},{"title":"6817ZZ 85x110x13 \/ 5 pcs","offer_id":52410220314898,"sku":"GYGYFSHXJZC5634x5","price":114.77,"currency_code":"USD","in_stock":true},{"title":"6818ZZ 90x115x13 \/ 5 pcs","offer_id":52410220347666,"sku":"GYGYFSHXJZC5635x5","price":121.84,"currency_code":"USD","in_stock":true},{"title":"6819ZZ 95x120x13 \/ 5 pcs","offer_id":52410220380434,"sku":"GYGYFSHXJZC5636x5","price":133.89,"currency_code":"USD","in_stock":true},{"title":"6820ZZ 100x125x13 \/ 5 pcs","offer_id":52410220413202,"sku":"GYGYFSHXJZC5637x5","price":144.09,"currency_code":"USD","in_stock":true},{"title":"6811ZZ 55x72x9 \/ 10 pcs","offer_id":52410220445970,"sku":"GYGYFSHXJZC5628x10","price":71.66,"currency_code":"USD","in_stock":true},{"title":"6812ZZ 60x78x10 \/ 10 pcs","offer_id":52410220478738,"sku":"GYGYFSHXJZC5629x10","price":90.51,"currency_code":"USD","in_stock":true},{"title":"6813ZZ 65x85x10 \/ 10 pcs","offer_id":52410220511506,"sku":"GYGYFSHXJZC5630x10","price":114.5,"currency_code":"USD","in_stock":true},{"title":"6814ZZ 70x90x10 \/ 10 pcs","offer_id":52410220544274,"sku":"GYGYFSHXJZC5631x10","price":131.85,"currency_code":"USD","in_stock":true},{"title":"6815ZZ 75x95x10 \/ 10 pcs","offer_id":52410220577042,"sku":"GYGYFSHXJZC5632x10","price":146.59,"currency_code":"USD","in_stock":true},{"title":"6816ZZ 80x100x10 \/ 10 pcs","offer_id":52410220609810,"sku":"GYGYFSHXJZC5633x10","price":178.69,"currency_code":"USD","in_stock":true},{"title":"6817ZZ 85x110x13 \/ 10 pcs","offer_id":52410220642578,"sku":"GYGYFSHXJZC5634x10","price":228.19,"currency_code":"USD","in_stock":true},{"title":"6818ZZ 90x115x13 \/ 10 pcs","offer_id":52410220675346,"sku":"GYGYFSHXJZC5635x10","price":242.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture3of4_d6ef4761-e0b9-4b6a-b163-9be2abe779a9.jpg?v=1782389396","url":"https:\/\/homediyer.com\/products\/6811-6820zz-deep-groove-ball-bearings","provider":"HomeDIYer","version":"1.0","type":"link"}