Seal – Injector – 3976371

This listing is for Seal – Injector, part number 3976371, referenced for the Komatsu engines and applications shown below. The part number is retained exactly so buyers can compare it directly with an existing component, parts book, or service record.

Komatsu Fitment Overview

Catalog data currently associates this product with 2 listed Komatsu engine/application references. Examples include S4D105-5A/B, S6D105-1.

Compatible Engines / Applications

• S4D105-5A/B
• S6D105-1

Product Details

• Item: Seal – Injector
• Part Number: 3976371
• Brand / Application Reference: Komatsu
• Catalog Specification: As stated in the product name
• Listed Applications: 2

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 3976371 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.