This 1/4" male flare sight glass features a rugged

factory set at 15 psi

A Code 31 typically indicates the Carrier HK02NC047 failed to close

making it a standard choice for general service applications in HVACR and industrial fluid control

Schneider Electric (Barber Colman) MA40-7043-501 Actuator THPU32HP7Y This 1/4" male flare sightThe Schneider Electric MA40 7043 501 is a high performance DuraDrive spring return actuator designed for two position control of dampers and valves in commercial HVAC systems. This 24Vac Vdc actuator provides a robust 35 lb in torque capacity, ensuring reliable operation in fail safe applications. Engineered as the direct replacement for MA40 LF24 501, it features a universal clamp compatible with round shafts up to 5 8" or square shafts up to 1 2".