This Honeywell 2-way Globe Valve V5011N is used for two position or modulating control of steam and water in heating or cooling systems. It has a stem stainless steel that prevents corrosion and which ranges from a 1/2 to 2 inches. The valve has a red brass body with a stem travel of 3/4 in, and is spring loaded. It’s compatible with electric and pneumatic linear valve actuators. Unfortunately, this valve is not used for gases. Please contact your sales representative for any questions.