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Komatsu 6127-39-3422 Crank Pin Metal A

Regular price $311.82 USD
Regular price Sale price $311.82 USD
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SKU: KM-6127-39-3422

Weight: 8.0 lb

Availability: SHIPS IN 24 HOURS

Warranty: SAME AS OEM WARRANTY

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Product Description

Alternate Part #6127393422

Komatsu 6127-39-3422 Crank Pin Metal A

The Komatsu 6127-39-3422 metal a is an essential component for various Komatsu machinery. Designed to deliver exceptional performance and durability, this aftermarket part is a reliable replacement for the original Komatsu part.

Crafted with precision and manufactured using high-quality materials, the Komatsu 6127-39-3422 metal a ensures optimal functionality and longevity. It is engineered to withstand the demanding conditions of heavy-duty applications, making it an ideal choice for industries such as construction, mining, and agriculture.

This Komatsu aftermarket part is compatible with a wide range of Komatsu models, allowing for seamless integration into your existing equipment. Whether you need to replace a worn-out component or enhance the performance of your machinery, the Komatsu 6127-39-3422 metal a is a reliable solution.

With its exceptional design and engineering, this Komatsu part guarantees efficient operation, reducing downtime and increasing productivity. It undergoes rigorous quality control processes to ensure it meets the highest industry standards, providing you with peace of mind and confidence in its performance.

Please note that the


Komatsu 6127-39-3422 Pin Specifications & Fitment

What it is: Heavy-equipment pin designed for tight-tolerance pivot joints where wear control and alignment matter.

  • Part number: 6127-39-3422
  • SKU: KM-6127-39-3422
  • Typical use: Boom/arm/bucket linkages, work equipment pivots, and high-wear joints.

Key measurements to confirm

To ensure correct fit, match the following measurements to your machineTMs worn component or OEM spec:

  • Inside Diameter (ID): ___
  • Outside Diameter (OD): ___
  • Overall Length: ___

Quality notes

  • Designed for consistent clearance and long service life when installed with proper lubrication.
  • Replace pins and bushings as a set when wear is uneven to prevent premature failure.

Installation tip

Measure the bore, pin, and bushing after press-fit. Use proper tooling and lubrication, and re-check end-play after assembly.

Need help confirming dimensions? Send your machine model and the measurements above and weTMll verify fitment.

Komatsu maintenance notes (quick guide)

  • Early-life greasing: For excavators, Komatsu guidance calls for greasing work equipment pins every 10 hours for the first 50 hours, and greasing again after water work.
  • Clearance control: Komatsu linkage manuals commonly specify pinbushing clearance targets and a typical service limit around 1.0 mm for many joints, often managed with shims.
  • Tracked machines: For undercarriage track joints, pin/bushing turning is condition- and wear-window dependent; abrasive sites can accelerate wear substantially.
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