PA VS170 / VS220 Safety Relief Valve 2450 / 3650 PSI Model:VS170 (Single Inlet) Externally plumbed unloader

Externally plumbed unloader

Stainless-steel foam turbulator

Bypass: 3/8" FPT

Inlet: 1/4" MPT

5" Filter with Clear Sump

PA VS170 / VS220 Safety Relief Valve 2450 / 3650 PSI Model:VS170 (Single Inlet) Externally plumbed unloaderPA safety relief valve protects your power washer pump and system from pressure spikes. 6. 3 gpm 90 C 195 F Models: VS170 Single 3 8" FPT Inlet Bypass (2450psi Max) VS220 Dual 3 8" FPT Inlet or Flow Through with 3 8" Bypass (3650psi Max) MPN: 60. 0515. 00 (VS 170), 60. 0525. 00 (VS 220) Does Not Replace the Unloader Valve. These safety valves are for use as a backup to an unloader or main relief in an open system without a trigger operated spray gun.