PSI Differential Max

They're used as replacements for hoses that are worn

23(a)6 Standards

Surface Size (mm): 254 x 304

adjustable stem packings

Aquatrol Bronze Adjustable Relief Valve, MNPT Inlet Type, FNPT Outlet Type - 69A1-75 Hardware and Parts PSI Differential MaxSeries 69 Relief Valves, Max. temp.: 450F,Field adjustable pressure is factory set to midrange for minimal effect on flow capacity rates. Adjustment requires no disassembly; simply remove hex cap. Closed bonnet, sealed hex cap, and lapped metal seating eliminate leakage. Stainless steel springs. MNPT x FNPT connections. For pressure relief, liquid relief, continuous bypass, and overprotection for pumping stations, tanks, hydraulics, fluid, and