Seal Assembly – 428-33-00021

Looking up the correct seal assembly starts with the exact catalog number. This product is listed as 428-33-00021 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 1 listed Komatsu engine/application: NT855-1.

Compatible Engines / Applications

• NT855-1

Product Details

• Item: Seal Assembly
• Part Number: 428-33-00021
• Brand / Application Reference: Komatsu
• Catalog Specification: As stated in the product name
• Listed Applications: 1

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

Before ordering, compare 428-33-00021 with the number on the original part or with trusted service information. Also verify the full engine or machine designation, including suffixes, series codes, and size references where applicable.