K7.2 Flow Actuated Unloader 4.2 - 6.6 gpm 3500 psi belt Caustic spraying that requires using

Caustic spraying that requires using harsh chemicals that can destroy pumps

Discharge pressure: 0 to 3500 psi

while using one complete assembly as your visual guide

(3) 20mm Low Pressure Seal Part #90271000

47" Molded Grip Zinc Plated Steel  Lance ST007 5800 PSI

K7.2 Flow Actuated Unloader 4.2 - 6.6 gpm 3500 psi belt Caustic spraying that requires usingK7. 2 Flow Actuated Unloader 4. 2 6. 6 GPM 3500 psi. *****Before you choose to purchase this unloader, please check out part 2301. It has a smaller bypass and will allow you to use more hose. Trust Rex, the Pump Guru. The unloader valve diverts water flow into bypass when the trigger gun valve is closed. Flow actuated unloaders divert water to the bypass when there is a sufficient reduction or stoppage of water flow. The flow actuated unloader has an