O-Ring – 6127-61-2971

For buyers searching by part number or engine application, this page identifies O-Ring 6127-61-2971 and the Komatsu compatibility data supplied for it. Review the full list before ordering, especially where model suffixes or combined application codes are shown.

Komatsu Fitment Overview

Catalog data currently associates this product with 7 listed Komatsu engine/application references. Examples include 4D105-5H/5J/5T, 4D105-5H/5T, 6D105-1, with the complete list provided below.

Compatible Engines / Applications

• 4D105-5H/5J/5T
• 4D105-5H/5T
• 6D105-1
• S6D105-1
• S6D110-1
• SA6D110-1C/G
• SA6D110-1N/P/P-B

Product Details

• Item: O-Ring
• Part Number: 6127-61-2971
• Brand / Application Reference: Komatsu
• Catalog Specification: As stated in the product name
• Listed Applications: 7

Service and Replacement Notes

Cylinder-repair parts should be selected from exact catalog data rather than appearance. Pay close attention to piston, ring, liner, or sleeve size references and to engine suffixes in the compatibility list. These details can distinguish otherwise similar components.

Before Ordering

The most reliable fitment check is an exact part-number match combined with matching application data. Confirm 6127-61-2971 against the original component, parts manual, or service record before purchase.