{"product_id":"komatsu-6127-31-3421-crank-pin-metal-a-km-6127-31-3421","title":"Komatsu 6127-31-3421 Crank Pin Metal A","description":"Alternate Part #6127313421\u003cbr\u003e\u003cbr\u003e\u003cdiv\u003e \u003ch2\u003eKomatsu 6127-31-3421 Crank Pin Metal A\u003c\/h2\u003e \u003cp\u003eThe Komatsu 6127-31-3421 metal assembly is a high-quality replacement part designed specifically for Komatsu machinery. Manufactured to meet or exceed the original equipment manufacturer's specifications, this metal assembly guarantees optimal performance and reliability.\u003c\/p\u003e \u003cp\u003eWith its durable construction and precise engineering, this metal assembly ensures a perfect fit and seamless integration into your Komatsu equipment. It is a reliable solution for maintaining the efficiency and productivity of your machinery, reducing downtime and costly repairs.\u003c\/p\u003e \u003cp\u003eDesigned for easy installation, the Komatsu 6127-31-3421 metal assembly is a hassle-free replacement part that saves you time and effort. Its compatibility with various Komatsu models makes it a versatile choice for a wide range of applications.\u003c\/p\u003e \u003cp\u003eAs a Komatsu aftermarket part, this metal assembly offers a cost-effective alternative to original equipment manufacturer parts without compromising on quality. It undergoes rigorous testing to ensure consistent performance and longevity, providing you with excellent value for your investment.\u003c\/p\u003e \u003cp\u003eWhether you need to replace a worn-out metal assembly or want to have a spare part on hand, the Komatsu 6127-31-3421 metal assembly is an ideal choice. Trust in its durability, compatibility, and performance to keep your Komatsu machinery running smoothly.\u003c\/p\u003e \u003cp\u003ePlease note that the\u003c\/p\u003e \u003c\/div\u003e \u003chr\u003e \u003ch2\u003eKomatsu 6127-31-3421 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 6127-31-3421\u003c\/li\u003e   \u003cli\u003e \u003cstrong\u003eSKU:\u003c\/strong\u003e KM-6127-31-3421\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":42589727916128,"sku":"KM-6127-31-3421","price":283.29,"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-6127-31-3421-crank-pin-metal-a-km-6127-31-3421","provider":"WQC PARTS","version":"1.0","type":"link"}