ensuring a leak-proof seal with standard HVACR charging hoses

Reliable Pilot Operation: Specifically designed for a 0 PSI minimum pressure differential

Automatic Reset Logic: Eliminates the need for manual intervention by resetting the circuit once the unit cools

Periodic inspection of the valve head and seat for wear is recommended

Durable Construction: Features a forged brass body and EPDM O-rings for long-term compatibility with glycol-based hydronic solutions

Browning AK51X3/4 Sheave 321702-401 ensuring a leak-proof seal withThe Browning AK51X3 4 Sheave is a precision engineered single groove sheave designed for fractional horsepower applications in HVAC and industrial equipment. Featuring a 4. 95" outside diameter and a 3 4" fixed bore, this component is manufactured from high grade cast iron for superior durability and vibration dampening. It is accurately machined to provide a stable, concentric fit on the motor shaft, ensuring smooth power transmission to blowers and