Airgas Model N140DHF Brass Specialty High Purity High Flow Pressure Regulator With 1/2" FNPT Connection Switchover Encapsulated Filtered Seat Assy -

Encapsulated Filtered Seat Assy - protect parts

Optional 15 Ra electropolished with faceseal

while the encapsulated filter assembly protects the valve seats and extends operating service life

extending regulator service life while also reducing velocity of gas when opening high-pressure cylinder valves

Airgas Model N140DHF Brass Specialty High Purity High Flow Pressure Regulator With 1/2" FNPT Connection Switchover Encapsulated Filtered Seat Assy -This series of regulators is used for applications requiring high gas flow rates and a compact design. These regulators can handle flows up to 250 liters per minute of nitrogen with only a 5 psig pressure drop. In addition, these units will handle hydrogen flow up to 1,000 liters per minute without the resonance problems associated with other regulators in this same application.