{"product_id":"komatsu-d40k158-cotter-pin-km-d40k158","title":"Komatsu D40K158 Cotter Pin","description":"\u003cdiv\u003e \u003cp\u003eIntroducing the D40 k 158 cotter pin, a high-quality component from the renowned Komatsu parts collection. Designed to provide optimal performance and durability, this cotter pin is an essential part for various machinery and equipment.\u003c\/p\u003e \u003cp\u003eConstructed with precision and expertise, the D40 k 158 cotter pin is engineered to withstand the most demanding conditions and deliver exceptional reliability. It is meticulously crafted using top-grade materials, ensuring longevity and efficient functionality.\u003c\/p\u003e \u003cp\u003eThis cotter pin is designed to fit seamlessly into Komatsu machinery, guaranteeing a perfect fit and optimal performance. Its compatibility with Komatsu parts makes it an ideal choice for repairs, maintenance, or replacements.\u003c\/p\u003e \u003cp\u003eThe D40 k 158 cotter pin is meticulously tested and inspected to meet the highest industry standards. Its exceptional build quality and superior craftsmanship make it a reliable choice for professionals and enthusiasts alike.\u003c\/p\u003e \u003cp\u003eWhether you are a Komatsu machinery owner, a repair technician, or a maintenance professional, the D40 k 158 cotter pin is an indispensable component that ensures the smooth operation and longevity of your equipment.\u003c\/p\u003e \u003cp\u003eUpgrade your machinery with the D40 k 158 cotter pin from Komatsu parts today and experience the peace of mind that comes with using top-quality components.\u003c\/p\u003e \u003c\/div\u003e \u003chr\u003e \u003ch2\u003eKomatsu  Pin Specifications \u0026amp; Fitment\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eWhat it is:\u003c\/strong\u003e Heavy-equipment pin 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 See title\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eSKU:\u003c\/strong\u003e KM-D40K158\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":42589785653344,"sku":"KM-D40K158","price":0.43,"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\/products\/komatsu-d40k158-cotter-pin-km-d40k158","provider":"WQC PARTS","version":"1.0","type":"link"}