Hitachi 4194621 Wear Ring

Hitachi 4194621 Wear Ring 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 HIT-4194621. Catalog description: WR-PHEN-145x9.5x3.5-C/S (2 PER CYL).

Product Details

• Hercules part number: HIT-4194621
• Product type: Hydraulic cylinder wear or bearing component
• Reference brand/application: Hitachi
• Approximate weight: 0.042 lb
• Catalog data source: 2026 US Mobile Kit Catalog

Catalog Application Data

• Equipment type: Excavators
• Model or series reference: 650/1
• Catalog page reference: 592, 617

Use this product when your parts book, service manual, cylinder repair list, pump/motor breakdown, or existing component calls for HIT-4194621. 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 HIT-4194621 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.