Gasket – 6127-21-5421

Looking up the correct gasket starts with the exact catalog number. This product is listed as 6127-21-5421 and is associated with the Komatsu engine/application data below. Use both the number and the full application designation when checking fitment.

Komatsu Fitment Overview

Catalog data currently associates this product with 4 listed Komatsu engine/application references. Examples include 4D105-5H/5J/5T, 6D105-1, S6D105-1, with the complete list provided below.

Compatible Engines / Applications

• 4D105-5H/5J/5T
• 6D105-1
• S6D105-1
• SA6D110-1N/P/P-B

Product Details

• Item: Gasket
• Part Number: 6127-21-5421
• Brand / Application Reference: Komatsu
• Catalog Specification: As stated in the product name
• Listed Applications: 4

Service and Replacement Notes

For sealing components, part-number accuracy is especially important because small dimensional differences can affect fit. Use the compatibility list as a catalog reference and compare it with the original component or service information before ordering.

Before Ordering

Use this compatibility information as a catalog reference, not as a substitute for equipment identification. Confirm part number 6127-21-5421 and the complete Komatsu engine/application designation before installation.