The General Pump K7.3 flow sensitive unloader, model number 8.712-620.0, effectively removes pressure from all lines upon releasing the trigger gun of the pressure washer (in bypass mode). It is constructed with stainless steel and brass internal components, and does not contain any external moving parts. This particular K7.3 unloader valve is designed to operate at a pressure of 3500 PSI, with a flow rate ranging from 6.6 to 10.8 gallons per minute.

FEATURES:

• Features all stainless and brass internal parts
• Design reduces sensitivity to entrapped air
• No external moving parts or springs
• Eliminates high pressure in all lines while unit is in bypass mode
• Bypass restrictor eliminates pressure peaks during bypass
• Unique balanced piston design permits precise pressure adjustments
• Simple design for easy maintenance and service

SPECIFICATIONS:

• Maximum Volume: 6.6 to 10.8 GPM
• Discharge Pressure: 0 to 3000 PSI
• Maximum Temperature: 165 F
• Inlet Port: 3/8″ FPT
• Outlet Port:3/8″ MPT
• Bypass Port: 3/8 FPT
• Dimensions: 7.50″ x 3.75″ x 3.50″
• Weight: 4.5 lb.