Stainless steel or music wire spring depending on set pressure
35 psi Set Pressure
Description
Kingston Model 128A Low Profile Safety Valve is a pop-style safety valve constructed from brass and feature a Buna-N Disc on a brass seat. The Model 128 series is a low profile, low flow valve. Pull-Ring Option (128AP), Toggle Option (128AT) and Viton option (128AF) available. Set pressure range 5 to 200 psi (5 psi increments only). Maximum temperature -40°F to 225°F.