Browning AK66H Sheave 318973-401 overload kits are application-specific based

overload kits are application-specific based on the compressor's amperage rating and displacement

Replacing a compromised limit control ensures system reliability and prevents nuisance tripping caused by weakened internal thermal discs or high-resistance electrical connections frequently seen in aging residential HVAC systems

and mounting

Vibration Dampening: Secures internal components to reduce mechanical noise and prevent hardware fatigue during operation

preventing erratic system behavior caused by low-voltage drops

Browning AK66H Sheave 318973-401 overload kits are application-specific basedThe Browning AK66H Sheave is a precision engineered single groove cast iron pulley designed for industrial grade performance in HVACR air handling units and blower assemblies. Engineered for use with H Series Bushings, this 6. 45" outside diameter component provides a balance of low weight and high durability. It is compatible with 3L, 4L, and A section belts, offering flexibility for various drive configurations. Constructed from high quality cast