Johnson Controls T-3311-1 Pneumatic Thermostat 30067439-890 This HVAC gas orifice is

This HVAC gas orifice is a direct OEM replacement part

The CS3AH02A24 is the high-temperature version of that model

this is a high pressure cutout

this unit is a part of the 5300-700 KX series and is a direct replacement for models such as the KX-38 and KX-450-36

this normally closed solenoid valve features a full 1 inch orifice to maintain high flow rates with minimal pressure drop

Johnson Controls T-3311-1 Pneumatic Thermostat 30067439-890 This HVAC gas orifice isThe Johnson Controls T 3311 1 is a high performance combination pneumatic thermostat and valve actuator engineered for proportional control of steam or water valves in terminal air conditioning units. Designed as a rugged direct replacement for the T 3310, this unit integrates a liquid filled remote bulb sensing element and a piston top valve actuator into a single, die cast aluminum assembly. It is optimized for dual temperature and dual pressure