{"product_id":"nsk-221ektng-double-row-self-aligning-ball-bearing","title":"NSK 221EKTNG Double-Row Self-Aligning Ball Bearing","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\" class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription:\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"590\"\u003eThe NSK 221EKTNG Bearing is a double-row self-aligning ball bearing used to support rotating shafts while compensating for shaft misalignment in industrial power transmission systems. Commonly installed in electric motors, conveyors, agricultural machinery, pumps, fans, textile equipment, and general industrial machinery requiring a 52 × 90 × 23 mm self-aligning bearing. Maintenance teams and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this bearing for equipment replacement, preventive maintenance, and restoration of smooth, reliable shaft operation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"592\" data-end=\"609\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"610\" data-end=\"1088\"\u003eThe NSK 221EKTNG Bearing is commonly used in electric motors, conveyor systems, packaging machinery, agricultural equipment, industrial fans, pumps, machine tools, and material handling equipment where self-alignment, low-friction operation, and reliable radial load support are required. Its self-aligning design helps compensate for shaft deflection and mounting inaccuracies, reducing bearing stress and extending equipment service life. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1090\" data-end=\"1119\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1120\" data-end=\"1824\"\u003e• Brand: NSK\u003cbr data-start=\"1132\" data-end=\"1135\"\u003e• Part Number: 221EKTNG\u003cbr data-start=\"1158\" data-end=\"1161\"\u003e• Product Type: Double-Row Self-Aligning Ball Bearing\u003cbr data-start=\"1214\" data-end=\"1217\"\u003e• Bearing Type: Self-Aligning Ball Bearing\u003cbr data-start=\"1259\" data-end=\"1262\"\u003e• Bore Diameter (ID): 50 mm (nominal series specification)\u003cbr data-start=\"1320\" data-end=\"1323\"\u003e• Outside Diameter (OD): 90 mm\u003cbr data-start=\"1353\" data-end=\"1356\"\u003e• Width: 23 mm\u003cbr data-start=\"1370\" data-end=\"1373\"\u003e• Bore Type: Tapered Bore (1:12 Taper)\u003cbr data-start=\"1411\" data-end=\"1414\"\u003e• Ball Rows: Double Row\u003cbr data-start=\"1437\" data-end=\"1440\"\u003e• Cage Material: Polyamide (TNG Cage)\u003cbr data-start=\"1477\" data-end=\"1480\"\u003e• Seal Type: Open Bearing (No Seals)\u003cbr data-start=\"1516\" data-end=\"1519\"\u003e• Radial Internal Clearance: CN (Normal)\u003cbr data-start=\"1559\" data-end=\"1562\"\u003e• Material: High-Carbon Chromium Bearing Steel\u003cbr data-start=\"1608\" data-end=\"1611\"\u003e• Lubrication: Grease or Oil Lubricated\u003cbr data-start=\"1650\" data-end=\"1653\"\u003e• Operating Temperature Range: -30°C to +120°C\u003cbr data-start=\"1699\" data-end=\"1702\"\u003e• Suitable for applications requiring automatic compensation for shaft misalignment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"1826\" data-end=\"1850\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1851\" data-end=\"1945\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• SKF 2210 EKTN9\u003cbr data-start=\"1867\" data-end=\"1870\"\u003e• FAG 2210-K-TVH-C3\u003cbr data-start=\"1889\" data-end=\"1892\"\u003e• NTN 2210SK C3\u003c\/p\u003e","brand":"PLG Automation ","offers":[{"title":"New","offer_id":51727886582062,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_14ad935f-5921-4279-9897-33b3c72381bf.jpg?v=1770584387","url":"https:\/\/plgautomation.com\/products\/nsk-221ektng-double-row-self-aligning-ball-bearing","provider":"PLG Automation ","version":"1.0","type":"link"}