{"product_id":"komatsu-113-70-21290-bushing-km-113-70-21290","title":"Komatsu 113-70-21290 Bushing","description":"Alternate Part #1137021290\u003cbr\u003e\u003cbr\u003e\u003cdiv\u003e \u003cp\u003eThe 113-70-21290 bushing is a high-quality replacement part specifically designed for use with Komatsu machinery. This essential component plays a crucial role in ensuring the smooth operation and longevity of your equipment.\u003c\/p\u003e \u003cp\u003eCrafted with precision and durability in mind, this bushing is engineered to withstand the demanding conditions of heavy-duty applications. It is manufactured using top-grade materials, ensuring exceptional performance and reliability under extreme pressures and temperatures.\u003c\/p\u003e \u003cp\u003eWith its excellent fit and compatibility, the 113-70-21290 bushing guarantees a hassle-free installation process. It seamlessly integrates into your Komatsu machine, providing a secure and efficient connection between moving parts.\u003c\/p\u003e \u003cp\u003eDesigned to reduce friction and prevent premature wear, this bushing helps optimize the performance and efficiency of your equipment. Its robust construction ensures minimal downtime and maintenance, allowing for increased productivity and cost savings.\u003c\/p\u003e \u003cp\u003eWhether you're involved in construction, mining, agriculture, or any other industry that relies on Komatsu machinery, the 113-70-21290 bushing is an essential component to keep your equipment running smoothly and reliably.\u003c\/p\u003e \u003cp\u003eTrust in the quality and performance of this certified premium Komatsu replacement part to maximize the lifespan of your machinery and minimize costly repairs. Upgrade your equipment with the 113-70-21290 bushing and experience enhanced efficiency and productivity on your worksite.\u003c\/p\u003e \u003c\/div\u003e \u003chr\u003e \u003ch2\u003eKomatsu 113-70-21290 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 113-70-21290\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eSKU:\u003c\/strong\u003e KM-113-70-21290\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":42590897766496,"sku":"KM-113-70-21290","price":56.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/komatsu-parts-worldwide_1e512029-28bf-41e5-9323-5be503f22539.png?v=1771620229","url":"https:\/\/wqcparts.com\/products\/komatsu-113-70-21290-bushing-km-113-70-21290","provider":"WQC PARTS","version":"1.0","type":"link"}