5400 Series Rev C Pilot Operated Pressure Relief Vent End-Of-Line; 10" Inlet Size, Mates With Standard ASME 150# Flanged Connections; Raised Face Stainless Steel Body, Cover, And Seat Ring; 3.2 - 15.0 PSIG Pressure Spring Range; Fluorocarbon Elastomer (FKM) Actuator Diaphragm, Seals, And Seat; Standard - Internal Sensing, Pilot Exhaust To Atmosphere