{"product_id":"timken-national-oil-seal-5408","title":"Timken National Oil Seal 5408","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"623\"\u003eThe Timken National Oil Seal 5408 is a heavy-duty radial shaft oil seal kit designed to retain lubricants while preventing dirt, moisture, and other contaminants from entering rotating shaft systems. Manufactured with a nitrile (NBR) sealing element and supplied with wear sleeve and gaskets, it is intended for demanding industrial and heavy-duty axle applications. It is commonly used in industrial gearboxes, heavy-duty trucks, construction equipment, mining machinery, and power transmission systems for equipment replacement, rebuilds, and preventive maintenance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"625\" data-end=\"642\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"643\" data-end=\"1083\"\u003eThe Timken National Oil Seal 5408 is designed for large-bore rotary shaft sealing where reliable lubricant retention and contaminant exclusion are essential. Its spring-loaded single-lip design makes it suitable for heavy-duty truck wheel ends, industrial gearboxes, axle assemblies, construction equipment, mining machinery, and other oil-lubricated rotating equipment operating in harsh environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1085\" data-end=\"1114\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1115\" data-end=\"1839\"\u003e• Manufacturer Part Number (MPN): 5408\u003cbr data-start=\"1153\" data-end=\"1156\"\u003e• Manufacturer: Timken\u003cbr data-start=\"1178\" data-end=\"1181\"\u003e• Brand: National\u003cbr data-start=\"1198\" data-end=\"1201\"\u003e• Product Type: Oil Seal Kit\u003cbr data-start=\"1229\" data-end=\"1232\"\u003e• Seal Type: Spring-Loaded Single Lip\u003cbr data-start=\"1269\" data-end=\"1272\"\u003e• Material: Nitrile (NBR)\u003cbr data-start=\"1297\" data-end=\"1300\"\u003e• Lip Material: Nitrile Rubber (NBR)\u003cbr data-start=\"1336\" data-end=\"1339\"\u003e• Measurement System: Inch\u003cbr data-start=\"1365\" data-end=\"1368\" data-is-only-node=\"\"\u003e• Shaft Diameter (ID): 3.124 in (79.350 mm)\u003cbr data-start=\"1411\" data-end=\"1414\"\u003e• Outside Diameter (OD): 8.250 in (209.550 mm)\u003cbr data-start=\"1460\" data-end=\"1463\"\u003e• Overall Width: 0.518 in (13.160 mm)\u003cbr data-start=\"1500\" data-end=\"1503\"\u003e• Operating Temperature: -40°F to 225°F (-40°C to 107°C)\u003cbr data-start=\"1559\" data-end=\"1562\"\u003e• Construction: Steel Case\u003cbr data-start=\"1588\" data-end=\"1591\"\u003e• Contains: (1) Oil Seal, (1) Wear Sleeve, (2) Gaskets (G40 \u0026amp; G42)\u003cbr data-start=\"1657\" data-end=\"1660\"\u003e• Typical Applications: Heavy-Duty Truck Axles, Industrial Gearboxes, Mining Equipment, Construction Machinery, Power Transmission Equipment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"1841\" data-end=\"1865\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1866\" data-end=\"1984\"\u003e• SKF Equivalent Heavy-Duty Oil Seal\u003cbr data-start=\"1902\" data-end=\"1905\"\u003e• CR (Chicago Rawhide) Equivalent Oil Seal\u003cbr data-start=\"1947\" data-end=\"1950\"\u003e• National Large Bore Oil Seal Kit\u003c\/p\u003e","brand":"Timken","offers":[{"title":"New","offer_id":51714045739310,"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_34db70de-20ff-40b5-bc24-d6618af42846.jpg?v=1770414833","url":"https:\/\/plgautomation.com\/products\/timken-national-oil-seal-5408","provider":"PLG Automation ","version":"1.0","type":"link"}