{"product_id":"komatsu-561-50-82311-spherical-bushing-km-561-50-82311","title":"Komatsu 561-50-82311 Spherical Bushing","description":"\u003ch3 data-start=\"264\" data-end=\"335\"\u003eReplaces 561-50-82310 | 9014082 mm Radial Spherical Plain Bearing\u003c\/h3\u003e\u003cp data-start=\"337\" data-end=\"554\"\u003eThe \u003cstrong data-start=\"341\" data-end=\"383\"\u003eKomatsu 561-50-82311 spherical bushing\u003c\/strong\u003e, superseding \u003cstrong data-start=\"397\" data-end=\"413\"\u003e561-50-82310\u003c\/strong\u003e, is a heavy-duty radial spherical plain bearing engineered for high-load suspension and articulated joint applications in Komatsu equipment.\u003c\/p\u003e\u003cp data-start=\"556\" data-end=\"690\"\u003eThis component corresponds to the following verified bearing dimensions based on published manufacturer catalog specifications (2023):\u003c\/p\u003e\u003cul data-start=\"692\" data-end=\"863\"\u003e \u003cli data-start=\"692\" data-end=\"725\"\u003e\u003cp data-start=\"694\" data-end=\"725\"\u003e\u003cstrong data-start=\"694\" data-end=\"723\"\u003eInner Diameter (d): 90 mm\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"726\" data-end=\"760\"\u003e\u003cp data-start=\"728\" data-end=\"760\"\u003e\u003cstrong data-start=\"728\" data-end=\"758\"\u003eOuter Diameter (D): 140 mm\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"761\" data-end=\"793\"\u003e\u003cp data-start=\"763\" data-end=\"793\"\u003e\u003cstrong data-start=\"763\" data-end=\"791\"\u003eOverall Width (B): 82 mm\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"794\" data-end=\"829\"\u003e\u003cp data-start=\"796\" data-end=\"829\"\u003e\u003cstrong data-start=\"796\" data-end=\"827\"\u003eInner Ring Width (C): 65 mm\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"830\" data-end=\"863\"\u003e\u003cp data-start=\"832\" data-end=\"863\"\u003e\u003cstrong data-start=\"832\" data-end=\"863\"\u003eApproximate Weight: 4.68 kg\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e \u003c\/ul\u003e\u003cp data-start=\"865\" data-end=\"1063\"\u003eThese dimensions place it within a specialized heavy-equipment spherical bearing class  not a standard light-duty catalog size  making dimensional verification critical when sourcing replacements.\u003c\/p\u003e\u003chr data-start=\"1065\" data-end=\"1068\"\u003e\u003ch2 data-start=\"1070\" data-end=\"1114\"\u003eEngineered for Severe Load \u0026amp; Articulation\u003c\/h2\u003e\u003cp data-start=\"1116\" data-end=\"1177\"\u003eRadial spherical plain bearings of this size are designed to:\u003c\/p\u003e\u003cul data-start=\"1179\" data-end=\"1333\"\u003e \u003cli data-start=\"1179\" data-end=\"1218\"\u003e\u003cp data-start=\"1181\" data-end=\"1218\"\u003eSupport extremely high radial loads\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"1219\" data-end=\"1253\"\u003e\u003cp data-start=\"1221\" data-end=\"1253\"\u003eAccommodate shaft misalignment\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"1254\" data-end=\"1284\"\u003e\u003cp data-start=\"1256\" data-end=\"1284\"\u003eAbsorb shock and vibration\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"1285\" data-end=\"1333\"\u003e\u003cp data-start=\"1287\" data-end=\"1333\"\u003ePerform in articulated suspension assemblies\u003c\/p\u003e\u003c\/li\u003e \u003c\/ul\u003e\u003cp data-start=\"1335\" data-end=\"1364\"\u003eTypical applications include:\u003c\/p\u003e\u003cul data-start=\"1366\" data-end=\"1500\"\u003e \u003cli data-start=\"1366\" data-end=\"1405\"\u003e\u003cp data-start=\"1368\" data-end=\"1405\"\u003eHeavy dump truck suspension systems\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"1406\" data-end=\"1435\"\u003e\u003cp data-start=\"1408\" data-end=\"1435\"\u003eAxle support frame joints\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"1436\" data-end=\"1468\"\u003e\u003cp data-start=\"1438\" data-end=\"1468\"\u003eRear strut or lug assemblies\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"1469\" data-end=\"1500\"\u003e\u003cp data-start=\"1471\" data-end=\"1500\"\u003eHigh-load pivot connections\u003c\/p\u003e\u003c\/li\u003e \u003c\/ul\u003e\u003cp data-start=\"1502\" data-end=\"1689\"\u003eBecause this is a spherical plain bearing  not a deep groove ball bearing  proper identification is essential. Incorrect substitutes can result in premature failure and costly downtime.\u003c\/p\u003e\u003chr data-start=\"1691\" data-end=\"1694\"\u003e\u003ch2 data-start=\"1696\" data-end=\"1723\"\u003eSupersession Information\u003c\/h2\u003e\u003cul data-start=\"1725\" data-end=\"1901\"\u003e \u003cli data-start=\"1725\" data-end=\"1770\"\u003e\u003cp data-start=\"1727\" data-end=\"1770\"\u003e\u003cstrong data-start=\"1727\" data-end=\"1770\"\u003e561-50-82310  replaced by 561-50-82311\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"1771\" data-end=\"1831\"\u003e\u003cp data-start=\"1773\" data-end=\"1831\"\u003eBoth numbers reference the same core geometry and function\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"1832\" data-end=\"1901\"\u003e\u003cp data-start=\"1834\" data-end=\"1901\"\u003eAlways confirm by machine serial number when servicing legacy units\u003c\/p\u003e\u003c\/li\u003e \u003c\/ul\u003e\u003cp data-start=\"1903\" data-end=\"1965\"\u003eFor expanded search coverage, this part may also appear under:\u003c\/p\u003e\u003cul data-start=\"1967\" data-end=\"2071\"\u003e \u003cli data-start=\"1967\" data-end=\"1981\"\u003e\u003cp data-start=\"1969\" data-end=\"1981\"\u003e5615082310\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"1982\" data-end=\"1996\"\u003e\u003cp data-start=\"1984\" data-end=\"1996\"\u003e5615082311\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"1997\" data-end=\"2019\"\u003e\u003cp data-start=\"1999\" data-end=\"2019\"\u003e6E-W1831LLCS155PX1\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"2020\" data-end=\"2051\"\u003e\u003cp data-start=\"2022\" data-end=\"2051\"\u003e90x140x82 spherical bearing\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"2052\" data-end=\"2071\"\u003e\u003cp data-start=\"2054\" data-end=\"2071\"\u003e9014082 bearing\u003c\/p\u003e\u003c\/li\u003e \u003c\/ul\u003e\u003chr data-start=\"2073\" data-end=\"2076\"\u003e\u003ch2 data-start=\"2078\" data-end=\"2118\"\u003eInstallation \u0026amp; Verification Checklist\u003c\/h2\u003e\u003cp data-start=\"2120\" data-end=\"2149\"\u003eBefore installation, confirm:\u003c\/p\u003e\u003cul data-start=\"2151\" data-end=\"2307\"\u003e \u003cli data-start=\"2151\" data-end=\"2171\"\u003e\u003cp data-start=\"2153\" data-end=\"2171\"\u003e90 mm shaft bore\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"2172\" data-end=\"2199\"\u003e\u003cp data-start=\"2174\" data-end=\"2199\"\u003e140 mm housing diameter\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"2200\" data-end=\"2221\"\u003e\u003cp data-start=\"2202\" data-end=\"2221\"\u003e82 mm total width\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"2222\" data-end=\"2248\"\u003e\u003cp data-start=\"2224\" data-end=\"2248\"\u003e65 mm inner ring width\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"2249\" data-end=\"2280\"\u003e\u003cp data-start=\"2251\" data-end=\"2280\"\u003eSeal or liner configuration\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"2281\" data-end=\"2307\"\u003e\u003cp data-start=\"2283\" data-end=\"2307\"\u003eLubrication provisions\u003c\/p\u003e\u003c\/li\u003e \u003c\/ul\u003e\u003cp data-start=\"2309\" data-end=\"2435\"\u003eDimensional similarity alone does not guarantee correct performance. Construction details must match application requirements.\u003c\/p\u003e\u003chr data-start=\"2437\" data-end=\"2440\"\u003e\u003ch2 data-start=\"2442\" data-end=\"2465\"\u003eWhy Buy From WQC Parts\u003c\/h2\u003e\u003cul data-start=\"2467\" data-end=\"2791\"\u003e \u003cli data-start=\"2467\" data-end=\"2549\"\u003e\u003cp data-start=\"2469\" data-end=\"2549\"\u003eDimensions verified against manufacturer bearing catalog specifications (2023)\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"2550\" data-end=\"2592\"\u003e\u003cp data-start=\"2552\" data-end=\"2592\"\u003eOEM supersession cross-check completed\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"2593\" data-end=\"2656\"\u003e\u003cp data-start=\"2595\" data-end=\"2656\"\u003eIn-stock inventory  avoid extended dealer backorder delays\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"2657\" data-end=\"2689\"\u003e\u003cp data-start=\"2659\" data-end=\"2689\"\u003eBulk fleet pricing available\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"2690\" data-end=\"2749\"\u003e\u003cp data-start=\"2692\" data-end=\"2749\"\u003eCross-reference assistance for dimension-based sourcing\u003c\/p\u003e\u003c\/li\u003e \u003cli data-start=\"2750\" data-end=\"2791\"\u003e\u003cp data-start=\"2752\" data-end=\"2791\"\u003eHeavy-equipment application expertise\u003c\/p\u003e\u003c\/li\u003e \u003c\/ul\u003e\u003cp data-start=\"2793\" data-end=\"2962\"\u003eWhen suspension components fail, downtime compounds quickly. Maintaining spare inventory for high-load spherical bearings like 561-50-82311 is critical for fleet uptime.\u003c\/p\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42593041416288,"sku":"KM-561-50-82311","price":169.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/561-50-82311_Komatsu-parts-online_db62f36e-6305-4d07-a6c7-f2a2f8d7be97.png?v=1771612282","url":"https:\/\/wqcparts.com\/es-mx\/products\/komatsu-561-50-82311-spherical-bushing-km-561-50-82311","provider":"WQC PARTS","version":"1.0","type":"link"}