Seal O Ring – 109-0072

This product page brings together the key catalog identifiers for Seal O Ring: part number 109-0072 and its listed Komatsu engine/application fitment. These identifiers are intended to make part-number searches and application checks easier before purchase.

Komatsu Fitment Overview

Catalog data currently associates this product with 2 listed Komatsu engine/application references. Examples include 4D130-1 & S4D130-1, S4D120-11A/B/D/G.

Compatible Engines / Applications

• 4D130-1 & S4D130-1
• S4D120-11A/B/D/G

Product Details

• Item: Seal O Ring
• Part Number: 109-0072
• Brand / Application Reference: Komatsu
• Catalog Specification: As stated in the product name
• Listed Applications: 2

Service and Replacement Notes

Pistons, rings, liners, and sleeves are internal-engine components where application and size details are critical. Match the exact part number and any size reference in the item name, then verify the complete engine/application code. Components from related engine families may not be interchangeable.

Before Ordering

To reduce returns and fitment errors, verify the exact catalog number 109-0072 and your complete engine or equipment identification before ordering. Pay particular attention to suffixes and grouped model designations.