SR 4 High Pressure Single Stage Piston Regulators

High pressure. Dead-end testing. May be panel mounted. Single stage design. Piston type actuation. All SR 4 series regulators have a swaged lock type stainless steel outlet fitting. Cartridge type seat assembly with PCTFE seat. Delrin? cap bushing for smooth adjustments. External adjustable relief valves on F and G range models. Hydrogen models have ventable relief valves