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Interpump 44 series W953 triplex pressure wash pump with built in unloader
(grey model only)
870psi Rated Pressure (950psi Max Allowable)
The actual outside diameter of the thread is not related to the size of NPT
Interpump K1 Flow Activated Soft Unloader 10.8gpm 3600psi material_aluminum Interpump 44 series W953 triplexGeneral Pump Interpump K1 (ZK1 GP) flow activated unloader valve. Easy to manage hose, no pressure trapped in lines. 3600psi Maximum Rated Pressure 10. 8 gpm 3 8" Inlet 1 4" gauge port 165 F Not suited for multi gun systems **Caution** Unloader valves are one of the most important safety devices on a pressure washer system. Failure to install and set the unloader properly could result in a very dangerous situation causing severe damage to the pump and
