A Cup Plug is designed to seal the end of a pipe or fitting, effectively blocking the flow of liquids or gases through that particular section of the pipeline. The main body of a cup plug consists of a cylindrical shape with a threaded exterior surface. The threads are essential for securing the plug into the corresponding threaded opening of a pipe or fitting.Attributes:• Ensure compatibility with the fluids or gases being transported and resistance to corrosion • Create a reliable and secure seal to prevent the flow of fluids or gases in a pipelineApplications:A Cup Plug is used in the cylinder head to seal openings that serve as access points to the coolant passages. These plugs help prevent coolant leaks from the cylinder head, ensuring the engine's cooling system functions efficiently.