{"product_id":"hitachi-4443884-bushing-hitachi-excavator-parts-hit-4443884","title":"Hitachi 4443884 Bushing | Hitachi Excavator Parts","description":"\u003cdiv class=\"Product-Description\"\u003e \u003cp\u003eThe 4443884 bushing is a high-quality replacement part for various Hitachi models. Designed to meet the strictest standards, this bushing ensures optimal performance and durability.\u003c\/p\u003e \u003cp\u003eCrafted with precision, this bushing is made to fit seamlessly into your Hitachi equipment. It provides a secure connection between different components, reducing vibration and enhancing stability during operation.\u003c\/p\u003e \u003cp\u003eWith its robust construction, the 4443884 bushing is built to withstand heavy use and harsh conditions. Its reliable design guarantees long-lasting performance, ensuring that your Hitachi equipment operates at its best for extended periods.\u003c\/p\u003e \u003cp\u003eWhether you're a professional in need of reliable replacement parts or a diy enthusiast looking to maintain your Hitachi equipment, the 4443884 bushing is an ideal choice. It is easy to install, saving you time and effort.\u003c\/p\u003e \u003cp\u003ePlease note that the\u003c\/p\u003e \u003c\/div\u003e \u003chr\u003e \u003ch2\u003eHitachi 4443884 Bushing Specifications \u0026amp; Fitment\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eWhat it is:\u003c\/strong\u003e Heavy-equipment bushing designed for tight-tolerance pivot joints where wear control and alignment matter.\u003c\/p\u003e \u003cul\u003e   \u003cli\u003e \u003cstrong\u003ePart number:\u003c\/strong\u003e 4443884\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eSKU:\u003c\/strong\u003e HIT-4443884\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eTypical use:\u003c\/strong\u003e Boom\/arm\/bucket linkages, work equipment pivots, and high-wear joints.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eKey measurements to confirm\u003c\/h3\u003e \u003cp\u003eTo ensure correct fit, match the following measurements to your machineTMs worn component or OEM spec:\u003c\/p\u003e \u003cul\u003e   \u003cli\u003e \u003cstrong\u003eInside Diameter (ID):\u003c\/strong\u003e ___\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eOutside Diameter (OD):\u003c\/strong\u003e ___\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eOverall Length:\u003c\/strong\u003e ___\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eQuality notes\u003c\/h3\u003e \u003cul\u003e   \u003cli\u003eDesigned for consistent clearance and long service life when installed with proper lubrication.\u003c\/li\u003e   \u003cli\u003eReplace pins and bushings as a set when wear is uneven to prevent premature failure.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eInstallation tip\u003c\/h3\u003e \u003cp\u003eMeasure the bore, pin, and bushing after press-fit. Use proper tooling and lubrication, and re-check end-play after assembly.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eNeed help confirming dimensions?\u003c\/em\u003e Send your machine model and the measurements above and weTMll verify fitment.\u003c\/p\u003e \u003ch3\u003eKomatsu maintenance notes (quick guide)\u003c\/h3\u003e \u003cul\u003e   \u003cli\u003e \u003cstrong\u003eEarly-life greasing:\u003c\/strong\u003e For excavators, Komatsu guidance calls for greasing work equipment pins every 10 hours for the first 50 hours, and greasing again after water work.\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eClearance control:\u003c\/strong\u003e Komatsu linkage manuals commonly specify pinbushing clearance targets and a typical service limit around 1.0 mm for many joints, often managed with shims.\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eTracked machines:\u003c\/strong\u003e For undercarriage track joints, pin\/bushing turning is condition- and wear-window dependent; abrasive sites can accelerate wear substantially.\u003c\/li\u003e \u003c\/ul\u003e","brand":"WQC","offers":[{"title":"Default Title","offer_id":42730512941152,"sku":"HIT-4443884","price":116.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide.png?v=1769344708","url":"https:\/\/wqcparts.com\/es\/products\/hitachi-4443884-bushing-hitachi-excavator-parts-hit-4443884","provider":"WQC PARTS","version":"1.0","type":"link"}