3/8” NPT MALE X 3/8” NPT FEMALE Replacement Surge Valve / Flow Limiter for Chief Frame Machine Pump This surge valve regulates hydraulic fluid flow during the lowering operation of the frame machine, ensuring controlled descent at a safe speed. • Direct replacement for Chief OEM part #604904 • Compatible with Chief models: S-21, EZ-Liner, Classic, and EZ-25 • Compatible with Signature and American Freedom frame machines • Compatible with Chisum frame machines • Rated for maximum pressure of 10,000 PSI • Free Shipping Note: This is a high-quality, non-OEM aftermarket replacement part designed to match or exceed the performance of the original equipment.
