Komatsu part VALVE 723 40 71430

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Komatsu part VALVE 723 40 71430

July 22, 2026

Komatsu Part VALVE 723-40-71430

Product Overview

The 723-40-71430 VALVE is a genuine Komatsu OEM replacement valve. Valves control the flow of hydraulic oil, fuel, coolant, or air in your machine's systems — directing, regulating, or blocking flow as required for proper operation.

Part Number: 723-40-71430 Part Name: VALVE Part Type: OEM Komatsu Replacement Component Availability: In stock

When to Replace

  • Internal leakage detected through system testing
  • External leakage past seals or body
  • Sticking or binding operation
  • The valve no longer controls flow or pressure correctly
  • Physical damage to the valve body or ports

Installation

  1. Confirm 723-40-71430 in your parts catalog
  2. Clean the mounting surface and port threads
  3. Install new seals on all ports
  4. Position and secure the valve
  5. Tighten fasteners and fittings to torque
  6. Test the system — verify correct operation through full cycle

Request a Quote

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