{"product_id":"berserker-f623-2rs-flange-ball-bearing-abec9-grade-hybrid-ceramic-bearings-sf623c-2rs","title":"Berserker F623 2RS Flange Ball Bearing ABEC9 Grade - Hybrid Ceramic Bearings (SF623C-2RS)","description":"\u003cp\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0596\/0692\/5480\/files\/Berserker_Bearings_Black_bcb13a35-494a-4845-a5f8-f36f23cef96e_480x480.png?v=1656615836\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe Berserker line of products, \u003cstrong\u003eexclusive to West3D\u003c\/strong\u003e, represent the best the 3D printing world has to offer. If it isn't the best it doesn't carry the Berserker name. \u003c\/p\u003e\n\u003cp\u003eThese Hybrid Ceramic bearings utilize polished AISI400C stainless steel races, AISI304 stainless steel cages, coupled with Ceramic Si3N4 ceramic ball bearings that have AF2# oil pre-applied. They are made to operate at RPMs up to 40,000 at continuous operating temperatures of over 120C (max rating for bearings is 181C). \u003c\/p\u003e\n\u003cp\u003eWhile most bearings you buy for 3D printers aren't even rated, ours are rated ABEC9, the highest possible rating for a roller ball bearing. Even the \u003cem\u003egood\u003c\/em\u003e bearings you'll find from the likes of Rain\u0026amp;Dew are only ABEC7. This means that our bearings are manufactured to a higher tolerance and eccentricity than anything you'll find from a 3D printing supply store (\u003cstrong\u003eABEC 9\u003c\/strong\u003e\u003cspan\u003e: 0.0012 mm (0.000047 inches) vs \u003cstrong\u003eABEC 7\u003c\/strong\u003e: 0.0025 mm (0.000098 inches)). For more information about ABEC ratings click \u003ca href=\"https:\/\/tflbearing.com\/blog\/faq\/the-most-detailed-abec-rating-guide.html\"\u003ehere\u003c\/a\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThese are priced each.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cpicture title=\"2022 The Most Detailed ABEC Rating Guide -TFL\" class=\"wp-image-3418\" loading=\"lazy\"\u003e\u003cimg sizes=\"(max-width: 613px) 100vw, 613px\" srcset=\"https:\/\/tflbearing.com\/wp-content\/uploads\/2021\/03\/ABECratingsandwhattheyactuallymean.png 613w, https:\/\/tflbearing.com\/wp-content\/uploads\/2021\/03\/ABECratingsandwhattheyactuallymean-300x139.png 300w, https:\/\/tflbearing.com\/wp-content\/uploads\/2021\/03\/ABECratingsandwhattheyactuallymean-520x242.png 520w, https:\/\/tflbearing.com\/wp-content\/uploads\/2021\/03\/ABECratingsandwhattheyactuallymean-260x121.png 260w\" alt=\"The most detailed abec\" src=\"https:\/\/tflbearing.com\/wp-content\/uploads\/2021\/03\/ABECratingsandwhattheyactuallymean.png\" height=\"285\" width=\"613\" loading=\"lazy\"\u003e\u003c\/picture\u003eBearing Tolerance Illustrated\u003c\/p\u003e","brand":"West3D 3D Printing Supplies","offers":[{"title":"Default Title","offer_id":43689587048536,"sku":"WES0792","price":3.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0567\/0554\/8376\/files\/berserker-f623-2rs-flange-ball-bearing-abec9-grade-hybrid-ceramic-bearings-sf623c-2rs-west3d-printing-west3d-130635.jpg?v=1769228530","url":"https:\/\/beavertonmilestonehobby.com\/products\/berserker-f623-2rs-flange-ball-bearing-abec9-grade-hybrid-ceramic-bearings-sf623c-2rs","provider":"Beaverton Milestone Hobby","version":"1.0","type":"link"}