{"id":9972,"date":"2025-05-13T01:11:42","date_gmt":"2025-05-13T01:11:42","guid":{"rendered":"https:\/\/www.skf-eu.com\/?post_type=product&p=9972"},"modified":"2025-05-22T01:19:06","modified_gmt":"2025-05-22T01:19:06","slug":"double-direction-thrust-spherical-roller-bearings","status":"publish","type":"product","link":"https:\/\/www.skf-eu.com\/ar\/product\/double-direction-thrust-spherical-roller-bearings\/","title":{"rendered":"Double direction thrust spherical roller bearings"},"content":{"rendered":"

Double direction thrust spherical roller bearings technical analysis<\/h2>\n

Product Overview<\/h3>\n

Double direction thrust spherical roller bearings is a heavy-duty bearing that can withstand bidirectional axial loads and has an automatic self-aligning function. Its core structure consists of two sets of shaft rings, seat rings and two rows of drum rollers. With the spherical outer ring raceway, it can effectively absorb the centering deviation between the shaft and the bearing seat (the allowable angle error is usually 2\u00b0~3\u00b0).<\/p>\n

\"Double<\/p>\n

Standard technical parameter reference<\/h2>\n

Item Parameter range Technical description<\/h3>\n

Aperture range 50\u20131000mm and above Customized according to load requirements
\nOuter diameter specification Matching inner diameter and series Non-standard sizes such as 240\u00d7420\u00d7110mm
\nBearing width 50\u2013300mm Width is positively correlated with load capacity
\nRated dynamic load 100\u20135000kN and above Axial dynamic load index
\nRated static load 200\u20138000kN and above Axial static load limit
\nMaximum speed 200\u20131000rpm Oil lubrication conditions can increase the speed
\nAllowable deflection angle \u22642\u00b0\u20133\u00b0 Automatic compensation for installation deviation
\nLubrication method Grease lubrication\/circulating oil lubrication Oil lubrication is recommended for high temperature and high speed<\/p>\n

Mechanical performance analysis<\/h2>\n

Load transfer characteristics<\/h3>\n

The spherical roller and raceway are in optimized contact to achieve uniform load distribution and avoid excessive local stress
\nBidirectional axial force is transmitted separately through independent roller rows<\/p>\n

Misalignment adaptability<\/h3>\n

The spherical raceway design can offset the additional bending moment caused by shaft bending or assembly error<\/p>\n

Durability evaluation<\/h3>\n

Dynamic load coefficients must be calculated according to ISO 281 standard to predict fatigue life<\/p>\n

Core advantages<\/h2>\n

Excellent bidirectional pressure-bearing performance: axial load capacity far exceeds that of thrust ball bearings
\nIntelligent self-aligning function: automatically correct installation deviation and protect supporting components
\nStrong impact resistance: drum roller structure effectively buffers vibration and is suitable for heavy load impact environment
\nExtremely long service life: special roller profile design reduces contact stress<\/p>\n

Multi-lubrication adaptation: compatible with grease lubrication and pressure oil circulation system<\/p>\n

\"Double<\/p>\n

\u0627\u0644\u0639\u0644\u0627\u0645\u0627\u062a \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/h2>\n

SKF Thrust Spherical Roller Bearing<\/strong><\/a> Double Direction
\nNSK Double direction thrust spherical roller bearings
\nFAG Double direction thrust spherical roller bearings
\nINA Double direction thrust spherical roller bearings
\nNTN Double direction thrust spherical roller bearings
\nKOYO Double direction thrust spherical roller bearings
\nTIMKEN Double direction thrust spherical roller bearings<\/p>\n

Common technical questions and answers<\/h2>\n

Q1: How to select Double direction thrust spherical roller bearings?
\n\u2192 This bearing is suitable for scenes with larger axial load, medium and low speed, and requires self-aligning function<\/p>\n

Q2: What are the consequences of exceeding the self-aligning angle?
\n\u2192 A deviation exceeding 3\u00b0 will cause a surge in stress at the roller end, significantly shortening the service life<\/p>\n

Q3: How to monitor the lubrication status?
\n\u2192 Through temperature (recommended <80\u2103) and abnormal sound monitoring, oil lubrication is preferred in heavy load and high temperature environment<\/p>\n

Q4: Key points for installation?
\n\u2192 The shaft ring\/seat ring must be tightly fitted, and excessive preload is prohibited<\/p>\n

Q5: What are the typical failure forms?
\n\u2192 The main failure modes include raceway damage caused by poor lubrication and cage damage caused by over-angle operation<\/p>\n

Typical application areas: large vertical transmission devices, ship propulsion systems, metallurgical rolling mills, port lifting equipment and other heavy machinery that need to withstand bidirectional axial forces and have shaft deformation.<\/p>\n

Please see our Thrust spherical roller bearing<\/strong><\/a> Catalog for more information!!<\/p>\n

\"Double<\/p>","protected":false},"excerpt":{"rendered":"

Bidirectional thrust spherical roller bearing<\/h2>\n

Brief description:<\/h3>\n

Designed for heavy-duty bidirectional axial loads, built-in double-row spherical rollers can automatically compensate for shaft deflection (2\u00b0-3\u00b0), with high load-bearing and self-aligning capabilities.<\/p>\n

Typical applications:<\/h3>\n

Heavy industry: metallurgical rolling mills, vertical mills<\/p>\n

Energy equipment: turbines, wind turbine main shafts<\/p>\n

Ship propulsion: propeller thrust system<\/p>\n

Large transmission: mining machinery, port cranes<\/p>\n

Core advantages:<\/h3>\n

Bidirectional high load: axial load capacity of 5000kN+, far exceeding thrust ball bearings<\/p>\n

Intelligent self-alignment: automatically correct installation deflection and reduce edge stress<\/p>\n

Impact-resistant design: drum rollers disperse vibration and adapt to harsh working conditions such as mining\/metallurgy<\/p>\n

Long life: optimized contact stress distribution, L10 life increased by 30%+<\/p>\n

Flexible lubrication: supports grease lubrication or high-pressure oil circulation, adapting to high-speed and high-temperature scenarios<\/p>","protected":false},"featured_media":10163,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_cat":[240,251],"product_tag":[289],"yoast_head":"\nChina Wholesale Double direction thrust spherical roller bearings Supplier - Comdale Bearing<\/title>\n<meta name=\"description\" content=\"As Professional Double direction thrust spherical 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\/ar\/product\/double-direction-thrust-spherical-roller-bearings\/\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"China Wholesale Double direction thrust spherical roller bearings Supplier - Comdale Bearing\" \/>\n<meta property=\"og:description\" content=\"As Professional Double direction thrust spherical 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\/ar\/product\/double-direction-thrust-spherical-roller-bearings\/\" \/>\n<meta property=\"og:site_name\" content=\"Comdale Bearing\" \/>\n<meta property=\"article:modified_time\" content=\"2025-05-22T01:19:06+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.skf-eu.com\/wp-content\/uploads\/2025\/05\/Double-direction-thrust-spherical-roller-bearings-1-2.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\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=\"\u0648\u0642\u062a \u0627\u0644\u0642\u0631\u0627\u0621\u0629 \u0627\u0644\u0645\u064f\u0642\u062f\u0651\u0631\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 \u062f\u0642\u0627\u0626\u0642\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.skf-eu.com\/product\/double-direction-thrust-spherical-roller-bearings\/\",\"url\":\"https:\/\/www.skf-eu.com\/product\/double-direction-thrust-spherical-roller-bearings\/\",\"name\":\"China Wholesale Double direction thrust spherical roller bearings Supplier - 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