The Copeland 998-0669-37 Gasket Set is a replacement sealing kit designed to help prevent refrigerant, oil, or air leaks in compatible HVAC and refrigeration equipment. It works by creating tight seals between mating components, maintaining proper system pressure and preventing contaminants from entering critical areas. Commonly used with compatible Copeland compressors and refrigerat... https://www.partshnc.com/998-0669-37-copeland-gasket-set