HERCULES
Parker/Commercial Intertech 391-1803-030 Seal Kit
Shipping calculated at checkout.
Parker/Commercial Intertech 391-1803-030 Seal Kit 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 CM-391-1803-030. Catalog description: Valve Series A20 Service Kit.
Product Details
- Hercules part number: CM-391-1803-030
- Product type: Pump, motor, valve, or hydraulic repair kit
- Reference brand/application: Parker/Commercial Intertech
- Approximate weight: 0.005 lb
- Catalog data source: 2026 US Mobile Kit Catalog, 2026 Pump, Motor, and Valve Repair Kits
Catalog Application Data
- Catalog section: PARKER / COMMERCIAL VALVE SERVICE KITS > VALVE SERVICE KITS
- Application reference: Valve
- Equipment type: Telehandlers; Excavators
- Model or series reference: A20
- Style / kit type: Service Kit
- Catalog page reference: 525, 1207, 17
Use this product when your parts book, service manual, cylinder repair list, pump/motor breakdown, or existing component calls for CM-391-1803-030. 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 CM-391-1803-030 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.