Hercules Komatsu 21T-09-11510 O-Ring 90 Durometer

Hercules Komatsu 21T-09-11510 O-Ring 90 Durometer is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.

This listing uses Hercules part number KOM-21T-09-11510. Catalog description: OR-90URE-47.70x3.50-C/S(5) GREEN.

Product Details

• Hercules part number: KOM-21T-09-11510
• Product type: O-ring or sealing component
• Reference brand/application: Komatsu
• Approximate weight: 0.005 lb

Use this product when your parts book, service manual, cylinder repair list, pump/motor breakdown, or existing component calls for KOM-21T-09-11510. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.

Fitment Verification

Before ordering, confirm the KOM-21T-09-11510 reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.