{"product_id":"21306-spherical-roller-bearing-30x72x19mm","title":"21306 Spherical roller bearing 30x72x19mm","description":"\u003c!-- bw-enrich --\u003e\n\u003cdiv class=\"bw-enrich\"\u003e\n\u003cdiv class=\"bw-enrich__head\"\u003e\u003cspan class=\"bw-enrich__part\"\u003e21306\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"bw-enrich__body\"\u003e\n\u003cdiv class=\"bw-enrich__desc\"\u003e\n\u003cp\u003eThe 21306 is a spherical roller bearing with a 30mm bore diameter, 72mm outside diameter, and 19mm width. Spherical roller bearings feature barrel-shaped rollers running on a spherical outer ring raceway, providing self-aligning capability to accommodate shaft deflection and misalignment.\u003c\/p\u003e\n\u003cp\u003eThese bearings are commonly used in heavy industrial applications including mining equipment, paper mills, construction machinery, and gearboxes where shaft misalignment from mounting errors or operational deflection is expected. The self-aligning design helps prevent premature failure in demanding conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003eInterchange \/ cross reference\u003c\/h3\u003e\n\u003cp class=\"bw-enrich__note\"\u003e\u003cstrong\u003eEquivalent\u003c\/strong\u003e — published by the manufacturer as an interchange.\u003c\/p\u003e\n\u003cdiv class=\"bw-enrich__pills\"\u003e\n\u003cspan class=\"bw-enrich__pill\"\u003eSKF 552-A\u003c\/span\u003e\u003cspan class=\"bw-enrich__pill\"\u003eTIMKEN 552A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"bw-enrich__note\"\u003eCross-references are provided as a guide — verify dimensions and fit for your application.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- \/bw-enrich --\u003e","brand":"BearingWholesale","offers":[{"title":"Default Title","offer_id":47031577346247,"sku":"21306","price":54.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/3617\/5559\/files\/shopify_2F7910acyduglp4_67448a6e-3035-4924-9a4d-51b69b88f9c4.jpg?v=1787394875","url":"https:\/\/bearingwholesale.net\/products\/21306-spherical-roller-bearing-30x72x19mm","provider":"bearingwholesale.net","version":"1.0","type":"link"}