{"product_id":"hitachi-4259253-bushing-hitachi-excavator-parts-km-4259253","title":"Hitachi 4259253 Bushing | Hitachi Excavator Parts","description":"\u003cp\u003eThe 4259253 bushing is a high-quality replacement part manufactured by Hitachi, a renowned brand known for its durable and reliable products. This bushing is designed to provide exceptional performance and longevity, ensuring optimal functionality for your machinery. Crafted with precision and expertise, this bushing is engineered to meet the highest industry standards. It is compatible with various Hitachi models, making it a versatile choice for a wide range of applications. Whether you are a professional contractor or a diy enthusiast, this bushing is an essential component for your equipment. The 4259253 bushing offers a perfect fit and seamless integration into your machinery. It is designed to enhance the overall performance and efficiency of your equipment, enabling smooth and precise operations. With this bushing, you can expect reduced downtime and increased productivity, saving you valuable time and resources. Durability is a key feature of this bushing. It is constructed from premium quality materials, ensuring long-lasting performance even in challenging environments. The robust design and exceptional build quality make this bushing resistant to wear, corrosion, and other forms of damage, allowing it to withstand the demands of heavy-duty applications. Installation of the 4259253 bushing is hassle-free, thanks to its user-friendly design. It can be easily fitted onto your machinery without the need for specialized tools or expertise. This makes it an ideal choice for both professional mechanics and diy enthusiasts. Invest in the 4259253 bushing and experience the reliability and performance that Hitachi is known for. Upgrade your equipment with this high-quality replacement part and enjoy seamless operations, improved efficiency, and enhanced productivity.\u003c\/p\u003e \u003chr\u003e \u003ch2\u003eHitachi 4259253 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 4259253\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eSKU:\u003c\/strong\u003e KM-4259253\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":42730511892576,"sku":"HIT-4259253","price":579.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/4259253_komatsu-parts-online_0982e603-82fc-4243-b992-7d5338108ce6.png?v=1779903630","url":"https:\/\/wqcparts.com\/products\/hitachi-4259253-bushing-hitachi-excavator-parts-km-4259253","provider":"WQC PARTS","version":"1.0","type":"link"}