HERCULES
Fiat-Hitachi 71400090 Buffer Ring
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Fiat-Hitachi 71400090 Buffer 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 FH-71400090. Catalog description: FIAT-HITACHI BACK-UP RING(5).
Product Details
- Hercules part number: FH-71400090
- Product type: Hydraulic sealing or repair component
- Reference brand/application: Rod Bushings
- Approximate weight: 0.007 lb
- Catalog data source: 2026 US Mobile Kit Catalog
Catalog Application Data
- Equipment type: Excavators
- Catalog page reference: 545
Use this product when your parts book, service manual, cylinder repair list, pump/motor breakdown, or existing component calls for FH-71400090. 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 FH-71400090 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.