York S1-021-31419-000 Thermal Expansion Valve(Txv) Washer

The York S1-021-31419-000 Thermal Expansion Valve Washer is a sealing component used to support proper refrigerant flow and pressure control within thermal expansion valve assemblies in HVAC systems. It is used between connected components in air conditioning and refrigeration equipment. It helps to maintain a secure seal of refrigerant leakage during system operation. It operates as part of the appliance's refrigerant management system, supporting stable expansion valve performance and efficient cooling operation. It helps to provide proper system integrity within refrigerant control assemblies.