b'RELIEF / UNLOADER VALVESPressure Relief Valves General Pump Thermal Relief Valves- 6 GPM, 6000 PSI, 195 F - 145 F (Plastic Barb), 190 F (Brass Barb)- Outlet: Side with 1/4 SS Hose Barb- Materials: Brass, SS, Buna-N, PlasticRelief - Protects pump from overheating- Smallest thermal valve on the marketPART # DESCRIPTION EACH - Cap design allows flow to be diverted as W/BrassW/Plastic desired, DurableC03-00563 1/4 MNPT inlet 34.70 BarbBarb - Can be mounted in pump manifold, C03-00518 3/8 MNPT inlet 34.70 inlet water supply, or bypass loop C03-00519 1/2 MNPT inlet 34.70 plumbing.PART # DESCRIPTION EACHC03-00556 1/4" M x 1/4" Plastic Hose Barb - #100556 9.40Pressure Relief ValvesC03-00557 3/8" M x 1/4" Plastic Hose Barb - #100557 9.40- 6 GPM flow rate, 6000 PSI max. pressure, 3/8"C03-00558 1/2" M x 1/4" Plastic Hose Barb - #100558 9.40Male inlet C03-00560 3/8 M x 1/4 BrassHose Barb - #100679 18.40- Materials: Brass, SS, Thermoplastic, Buna-N- One model fits all pressures - no springs toC03-00561 1/2 M x 1/4 BrassHose Barb - #100680 18.40change- Less "whistling" and chatter than competing brands- Highly accurate over full range of pressures Pressure Relief ValvesPART # DESCRIPTION EACH - RV-100: Brass, No hose barb, 1/4 C03-00515Relief Valve - (End Discharge Outlet)33.70 Male inlet- RV-500: Brass, 1/4 hose barb, 3/8 Male inlet- RV-600: SS body w/brass head, Unloader Valve - Zeromatic/83 - Multi Gun 5/16-3/8 hose barb, 3/8 Male inlet- 160 FPART # DESCRIPTION EACH- 3-10 GPM flow rate- 3600 PSI max. pressure C03-00501 2 GPM, 650:1500 PSI - #RV-100 25.10- 1/2" F x 3/8" M C03-00502 6 GPM, 900: 2000 PSI - #RV-500-1 49.50- (2) 3/8 F bypass C03-00509 6 GPM, 1900: 3500 PSI - #RV-500B-1 54.10- 190 F- AR North #AR2907 C03-00509-30 6 GPM, 3000 PSI PRESET - #RV-500B-1/SB60.10(FP3000-RED)C03-00509-45 6 GPM, 4500 PSI PRESET - #RV-500B-1/SB60.10PART # DESCRIPTION EACH (FP4500-BLACK)C07-05801Unloader Valve - Zeromatic/83 - #AR2907241.00C03-00548 12 GPM, 1900: 6500 PSI - #RV-600-3H 77.10 08Unloader Valve Thermal Relief Valves- 25 GPM flow rate, 125 PSI max. pressure- Automatically seats during unloader/regulatorpressure spikes to prevent fluid bleed, brass- 2-3 GPM flow rate- 2600 PSI max. pressure PART # DESCRIPTION EACH- 1/2 F x 3/8 M C03-00525 #7142 1/2" Male Inlet 145 F 75.30- Aluminum bypass (built into unloader)- 1.8 mm Adjustable injector C03-00516 #7144 3/8" Male Inlet 165 F 87.50- AR Norths Mini-Matic 4/B C03-00526 #7145 1/2" Male Inlet 165 F 87.50 SECTION 8PART # DESCRIPTION EACHC07-06300Unloader Valve #AR20890155.80 53'