Series LF263A Lead Free Small Pressure Regulators are used in small general purpose applications to regulate pressure in piping systems using water and No. 2 fuel oil. They have a Lead Free brass body construction with FNPT inlet and outlet connections, 1/4 in. three-way low-pressure gauge port, aluminum spring cage, Buna-N stainless steel disc, reinforced Buna-N diaphragm, and tee handle adjustment. Options include FKM trim and slotted adjusting screw. Strainers are recommended. Series LF263A has an oversized orifice and is ideal for use on beverage dispensing and paint spraying equipment, ice cube machines, humidifiers, drinking fountains, and other small process applications. Maximum Working Pressure: 300 psi (21 bar).