{"id":10015,"date":"2025-05-13T01:59:32","date_gmt":"2025-05-13T01:59:32","guid":{"rendered":"https:\/\/www.skf-eu.com\/?post_type=product&p=10015"},"modified":"2025-05-13T01:59:57","modified_gmt":"2025-05-13T01:59:57","slug":"multi-row-cylindrical-roller-bearings","status":"publish","type":"product","link":"https:\/\/www.skf-eu.com\/bg\/produkt\/multi-row-cylindrical-roller-bearings\/","title":{"rendered":"\u041c\u043d\u043e\u0433\u043e\u0440\u0435\u0434\u043d\u0438 \u0446\u0438\u043b\u0438\u043d\u0434\u0440\u0438\u0447\u043d\u0438 \u0440\u043e\u043b\u043a\u043e\u0432\u0438 \u043b\u0430\u0433\u0435\u0440\u0438"},"content":{"rendered":"

\ud83d\udd27 1. Introduction to multi-row cylindrical roller bearings<\/h2>\n

Multi-row cylindrical roller bearings adopt a multi-row rolling element design, which significantly enhances the radial load bearing capacity and structural stability, and is particularly suitable for high-load and high-speed operating environments. The main categories are as follows:<\/p>\n

Double-row cylindrical roller bearings: two rows of rollers are arranged in parallel, which can cope with large radial force impacts and are commonly used in heavy-duty transmission systems.<\/p>\n

Four-row cylindrical roller bearings: four-row roller combination design, specially developed for extreme heavy-duty conditions, typically used in key parts such as metallurgical rolling mills and rolling equipment.<\/p>\n

\"Multi-row<\/p>\n

\ud83d\udcca 2. Typical specifications and technical parameters<\/h2>\n

Double-row series<\/strong>
\nNNU type: inner and outer rings can be separated, easy to install and maintain, and meet high-precision requirements.<\/p>\n

NN type: integral outer ring, suitable for stable radial load scenarios.<\/p>\n

NNUP type: with self-aligning washers, axial displacement can be fine-tuned to improve system compatibility.<\/p>\n

Four-row series<\/strong>
\nDesigned for ultra-heavy loads, such as rolling mill roll neck supports, can withstand severe impacts and continuous high-pressure loads.<\/p>\n

\ud83c\udfed 3. Main industrial applications<\/h2>\n

Metallurgical equipment: rolling mill stands, continuous casting rollers, etc., to ensure high-intensity continuous operation.<\/p>\n

\"Multi-row<\/p>\n

Precision machine tools: high-speed spindle units to ensure rotation accuracy and rigidity.<\/p>\n

\"Multi-row<\/p>\n

Mining and lifting machinery: to improve the durability of equipment in harsh environments.<\/p>\n

\"Multi-row<\/p>\n

\u2753 4. Key technical questions and answers<\/h2>\n

Q1: What are the core advantages of multi-row bearings compared to single-row bearings?
\nA1: Through the coordinated force of multiple roller rows, the load distribution uniformity is greatly improved, while the anti-deformation ability is enhanced and the service life is extended.<\/p>\n

Q2: What is the applicable limit of four-row bearings?
\nA2: Designed for mega-newton loads such as metallurgical rolling, but forced lubrication and regular maintenance are required to cope with extreme working conditions.<\/p>\n

Q3: Key considerations for selection?
\nA3: It is necessary to comprehensively evaluate the dynamic load factor, speed limit and installation space, and adopt customized solutions when necessary.<\/p>\n

Q4: Do we offer common brands to our clients?
\nA4: Yes, we provide SKF Cylindrical Roller Bearings<\/strong><\/a>, KOYO, NSN, FAG, NSK and etc.<\/p>\n

\u2705 5. Summary of core values<\/h2>\n

Multi-row cylindrical roller bearings have become the preferred component for heavy-duty industrial equipment due to their modular roller layout. The double-row and four-row structures cover medium-to-high load to ultra-heavy load applications, respectively, and excel in the fields of metallurgy, machine tools and heavy machinery. When selecting a model, it is necessary to combine operating parameters and maintenance conditions to achieve the best performance match.<\/p>\n

Please view our \u0426\u0438\u043b\u0438\u043d\u0434\u0440\u0438\u0447\u043d\u0438 \u0440\u043e\u043b\u043a\u043e\u0432\u0438 \u043b\u0430\u0433\u0435\u0440\u0438<\/a>\u00a0<\/strong>\u041a\u0430\u0442\u0430\u043b\u043e\u0433 \u0437\u0430 \u043f\u043e\u0432\u0435\u0447\u0435 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f!<\/p>","protected":false},"excerpt":{"rendered":"

\u041e\u0441\u043d\u043e\u0432\u043d\u0438 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f<\/h3>\n

\u2714 Metallurgical industry: rolling mill, continuous casting machine roller support
\n\u2714 Heavy machinery: mining equipment, port cranes
\n\u2714 Precision machine tools: high-speed spindles, grinders
\n\u2714 Energy equipment: wind turbine gearboxes<\/p>\n

Advantages and features<\/h3>\n

\u2705 Ultra-high load: multi-row rollers disperse the load and withstand greater radial forces than single-row bearings
\n\u2705 High rigidity: Reduce deformation and ensure equipment operation stability
\n\u2705 Long life: Optimize force distribution and reduce local wear
\n\u2705 High-speed adaptability: Precision cage design to reduce the impact of centrifugal force
\n\u2705 Multiple configurations: double row (NN\/NNU type), four rows are optional to meet different load requirements<\/p>","protected":false},"featured_media":10016,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_cat":[240,242],"product_tag":[292],"yoast_head":"\nChina Wholesale Multi-row cylindrical roller bearings Supplier - Comdale Bearing<\/title>\n<meta name=\"description\" content=\"As Professional Multi-row cylindrical roller bearings distributor , Comdale supply Roller Bearings, Ball Bearings, Plain Bearing, Slewing Ring Bearings, Combined Bearings, Linear Bearings\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.skf-eu.com\/bg\/produkt\/multi-row-cylindrical-roller-bearings\/\" \/>\n<meta property=\"og:locale\" content=\"bg_BG\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"China Wholesale Multi-row cylindrical roller bearings Supplier - Comdale Bearing\" \/>\n<meta property=\"og:description\" content=\"As Professional Multi-row cylindrical roller bearings distributor , Comdale supply Roller Bearings, Ball Bearings, Plain Bearing, Slewing Ring Bearings, Combined Bearings, Linear Bearings\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.skf-eu.com\/bg\/produkt\/multi-row-cylindrical-roller-bearings\/\" \/>\n<meta property=\"og:site_name\" content=\"Comdale Bearing\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-13T01:59:57+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2025\/05\/Four-row-cylindrical-roller-bearings.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1040\" \/>\n\t<meta property=\"og:image:height\" content=\"804\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 \u043c\u0438\u043d\u0443\u0442\u0438\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/\",\"url\":\"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/\",\"name\":\"China Wholesale Multi-row cylindrical roller bearings Supplier - Comdale Bearing\",\"isPartOf\":{\"@id\":\"https:\/\/www.skf-eu.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2025\/05\/Four-row-cylindrical-roller-bearings.webp\",\"datePublished\":\"2025-05-13T01:59:32+00:00\",\"dateModified\":\"2025-05-13T01:59:57+00:00\",\"description\":\"As Professional Multi-row cylindrical roller bearings distributor , Comdale supply Roller Bearings, Ball Bearings, Plain Bearing, Slewing Ring Bearings, Combined Bearings, Linear Bearings\",\"breadcrumb\":{\"@id\":\"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/#breadcrumb\"},\"inLanguage\":\"bg-BG\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"bg-BG\",\"@id\":\"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/#primaryimage\",\"url\":\"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2025\/05\/Four-row-cylindrical-roller-bearings.webp\",\"contentUrl\":\"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2025\/05\/Four-row-cylindrical-roller-bearings.webp\",\"width\":1040,\"height\":804,\"caption\":\"Four-row cylindrical roller bearings\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.skf-eu.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Products\",\"item\":\"https:\/\/www.skf-eu.com\/shop\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Multi-row cylindrical roller bearings\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.skf-eu.com\/#website\",\"url\":\"https:\/\/www.skf-eu.com\/\",\"name\":\"Comdale Bearing\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.skf-eu.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.skf-eu.com\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"bg-BG\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.skf-eu.com\/#organization\",\"name\":\"Comdale\uff08HongKong\uff09International Trade Co., Ltd.\",\"url\":\"https:\/\/www.skf-eu.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"bg-BG\",\"@id\":\"https:\/\/www.skf-eu.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2024\/12\/cropped-logo.webp\",\"contentUrl\":\"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2024\/12\/cropped-logo.webp\",\"width\":512,\"height\":512,\"caption\":\"Comdale\uff08HongKong\uff09International Trade Co., Ltd.\"},\"image\":{\"@id\":\"https:\/\/www.skf-eu.com\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"China Wholesale Multi-row cylindrical roller bearings Supplier - Comdale Bearing","description":"As Professional Multi-row cylindrical roller bearings distributor , Comdale supply Roller Bearings, Ball Bearings, Plain Bearing, Slewing Ring Bearings, Combined Bearings, Linear Bearings","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.skf-eu.com\/bg\/produkt\/multi-row-cylindrical-roller-bearings\/","og_locale":"bg_BG","og_type":"article","og_title":"China Wholesale Multi-row cylindrical roller bearings Supplier - Comdale Bearing","og_description":"As Professional Multi-row cylindrical roller bearings distributor , Comdale supply Roller Bearings, Ball Bearings, Plain Bearing, Slewing Ring Bearings, Combined Bearings, Linear Bearings","og_url":"https:\/\/www.skf-eu.com\/bg\/produkt\/multi-row-cylindrical-roller-bearings\/","og_site_name":"Comdale Bearing","article_modified_time":"2025-05-13T01:59:57+00:00","og_image":[{"width":1040,"height":804,"url":"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2025\/05\/Four-row-cylindrical-roller-bearings.webp","type":"image\/webp"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"3 \u043c\u0438\u043d\u0443\u0442\u0438"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/","url":"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/","name":"China Wholesale Multi-row cylindrical roller bearings Supplier - Comdale Bearing","isPartOf":{"@id":"https:\/\/www.skf-eu.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/#primaryimage"},"image":{"@id":"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/#primaryimage"},"thumbnailUrl":"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2025\/05\/Four-row-cylindrical-roller-bearings.webp","datePublished":"2025-05-13T01:59:32+00:00","dateModified":"2025-05-13T01:59:57+00:00","description":"As Professional Multi-row cylindrical roller bearings distributor , Comdale supply Roller Bearings, Ball Bearings, Plain Bearing, Slewing Ring Bearings, Combined Bearings, Linear Bearings","breadcrumb":{"@id":"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/#breadcrumb"},"inLanguage":"bg-BG","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/"]}]},{"@type":"ImageObject","inLanguage":"bg-BG","@id":"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/#primaryimage","url":"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2025\/05\/Four-row-cylindrical-roller-bearings.webp","contentUrl":"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2025\/05\/Four-row-cylindrical-roller-bearings.webp","width":1040,"height":804,"caption":"Four-row cylindrical roller bearings"},{"@type":"BreadcrumbList","@id":"https:\/\/www.skf-eu.com\/product\/multi-row-cylindrical-roller-bearings\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.skf-eu.com\/"},{"@type":"ListItem","position":2,"name":"Products","item":"https:\/\/www.skf-eu.com\/shop\/"},{"@type":"ListItem","position":3,"name":"Multi-row cylindrical roller bearings"}]},{"@type":"WebSite","@id":"https:\/\/www.skf-eu.com\/#website","url":"https:\/\/www.skf-eu.com\/","name":"Comdale Bearing","description":"","publisher":{"@id":"https:\/\/www.skf-eu.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.skf-eu.com\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"bg-BG"},{"@type":"Organization","@id":"https:\/\/www.skf-eu.com\/#organization","name":"Comdale\uff08HongKong\uff09International Trade Co., Ltd.","url":"https:\/\/www.skf-eu.com\/","logo":{"@type":"ImageObject","inLanguage":"bg-BG","@id":"https:\/\/www.skf-eu.com\/#\/schema\/logo\/image\/","url":"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2024\/12\/cropped-logo.webp","contentUrl":"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2024\/12\/cropped-logo.webp","width":512,"height":512,"caption":"Comdale\uff08HongKong\uff09International Trade Co., Ltd."},"image":{"@id":"https:\/\/www.skf-eu.com\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.skf-eu.com\/bg\/wp-json\/wp\/v2\/product\/10015"}],"collection":[{"href":"https:\/\/www.skf-eu.com\/bg\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.skf-eu.com\/bg\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.skf-eu.com\/bg\/wp-json\/wp\/v2\/media\/10016"}],"wp:attachment":[{"href":"https:\/\/www.skf-eu.com\/bg\/wp-json\/wp\/v2\/media?parent=10015"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.skf-eu.com\/bg\/wp-json\/wp\/v2\/product_cat?post=10015"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.skf-eu.com\/bg\/wp-json\/wp\/v2\/product_tag?post=10015"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}