{"product_id":"hitachi-4258661-bushing-km-4258661","title":"Hitachi 4258661 Bushing","description":"\u003cstrong\u003eHitachi 4258661 Bushing \u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eWQC Parts-us is an international hitachi dealer of premium quality hitachi aftermarket parts. WQC Parts stands for certified premium parts and are made for all types of hitachi equipment. WQC Parts represents the world's premier manufacturers of aftermarket hitachi parts from Europe, Japan, and South Korea. That is why we offer same as hitachi factory warranty on all of our hitachi parts. This hitachi 4258661 was manufactured by carrao for hitachi. We can safely and confidently say that this hitachi4258661 was manufactured exactly to hitachi's factory standards.\u003cbr\u003eWe can also source hitachi original parts from over 65 hitachi dealers worldwide.\u003cbr\u003eSo, next time you think my hitachi, or next time you think; where can I find hitachi parts near me, or even where is there a hitachi parts dealer near me, think myknparts.com. Leveraging technology to be your local hitachi parts dealer. \u003chr\u003e \u003ch2\u003eHitachi 4258661 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 4258661\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eSKU:\u003c\/strong\u003e KM-4258661\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":42730511794272,"sku":"HIT-4258661","price":315.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/4258661_komatsu-parts-online_21fafdab-71b0-4b05-8da5-c8c262aaff3b.png?v=1779903617","url":"https:\/\/wqcparts.com\/products\/hitachi-4258661-bushing-km-4258661","provider":"WQC PARTS","version":"1.0","type":"link"}