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Plumbed external unloader valve
12 gpm water flow
65° - Low pressure - Black
Brass / Stainless internals
Interpump "66 Series" W4518 6225psi 4.75gpm Solid Shaft flow_3-0gpm Plumbed external unloader valveGeneral Pump Interpump 66 series W4518 triplex pressure wash pump. 6225 PSI Maximum Rated Pressure 4. 75 GPM @ 1450 RPM Shaft Diameter: 24mm Inlet: 1 2" FPT Outlet: 3 8" FPT Unloader sold separately. Do not install pump without unloader or pressure regulator. Professional installation is recommended.
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