Piston Crown – 164-6556

This product page brings together the key catalog identifiers for Piston Crown: part number 164-6556 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 1 listed Komatsu engine/application: NH220-C1.

Compatible Engines / Applications

• NH220-C1

Product Details

• Item: Piston Crown
• Part Number: 164-6556
• Brand / Application Reference: Komatsu
• Catalog Specification: As stated in the product name
• Listed Applications: 1

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 164-6556 and your complete engine or equipment identification before ordering. Pay particular attention to suffixes and grouped model designations.