The Type 3600 provides a low cost, dependable regulator to reduce inlet pressures from as high as 6000 psig (413 bar) down to working pressures ranging between 0 and 225 psig (15.5 bar). This first cut regulator is available in five separate spring ranges. The Type 3500 is of brass construction and the Type 3600 is constructed of 316 Stainless Steel. These versatile devices can be used as pilot supply where a high-pressure operating valve must be controlled by a gas regulator pilot. The Type 3500 is designed for use with noncorrosive gases. The Type 3600 is designed to conform to NACE MR-0175.