{"product_id":"komatsu-17a-78-44111-pin-km-17a-78-44111","title":"Komatsu 17A-78-44111 Pin","description":"Alternate Part# 17A7844111\u003cbr\u003e\u003cbr\u003e\u003cdiv\u003e \u003cp\u003eThe 17A-78-44111 pin is a high-quality replacement part designed specifically for Komatsu machinery. This pin, also known as 17A7844111, is an essential component that ensures the proper functioning and longevity of your equipment.\u003c\/p\u003e \u003cp\u003eCrafted with precision and durability in mind, this pin is manufactured using top-grade materials that meet or exceed industry standards. It undergoes rigorous testing to guarantee its reliability and performance in demanding working environments.\u003c\/p\u003e \u003cp\u003eWith its impeccable design and construction, the 17A-78-44111 pin offers a perfect fit and seamless integration into your Komatsu machinery. It is engineered to withstand heavy loads, extreme temperatures, and harsh operating conditions, providing you with peace of mind and minimizing downtime.\u003c\/p\u003e \u003cp\u003eWhether you need to replace a worn-out pin or are looking for a spare part to have on hand, the 17A-78-44111 pin is an excellent choice. It is compatible with a wide range of Komatsu models and ensures optimal performance, reducing the risk of equipment failure and costly repairs.\u003c\/p\u003e \u003cp\u003eTrust in the reliability and quality of certified premium Komatsu parts, like the 17A-78-44111 pin, to keep your machinery operating at its best. Enhance productivity, efficiency, and safety by choosing this dependable replacement part for your Komatsu equipment.\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-17A-78-44111\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":42590870995040,"sku":"KM-17A-78-44111","price":621.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/2922\/4032\/files\/17A-78-44111_Komatsu-parts-online_3bba95e3-4db4-42b5-a254-c18c319a63af.png?v=1771619252","url":"https:\/\/wqcparts.com\/products\/komatsu-17a-78-44111-pin-km-17a-78-44111","provider":"WQC PARTS","version":"1.0","type":"link"}