ZK7 Unloader Valve

ZK7 flow actuated unloader adaptation for an 8 GPM pump and optimal performance.
This unloader valve is used on our 8 GPM units built by R Washers.

Unloader Specs:

• 3500 Max Pressure
• 4.2 - 10.8 GPM
• 165 ºF Max Temp
• Inlet 3/8" F
• Discharge 1/2" F
• Bypass 1/2" M

• 1 - Steel 3/8" MPT Hex Nipple
• 2 - Brass 1/2" x 3/8" Reducing Hex Nipple
• 1 - Brass 3/8" MPT x 1/2" Barb

ZK1 Unloader Spec Sheet