The Samsung DC64-03788A Door Boot Diaphragm is used in a washer and is designed for the proper sealing of the washer door and the drum to avoid water leakage and improve the washing process. This flexible rubber gasket helps to reduce the vibration and provides a tight seal to the drum so that the washer can function properly and keep water and detergent inside it and made for enduran... https://www.hnkparts.com/dc64-03788a-smg-door-diaphragm