Universal Replacement Float Vale (or Floating Vale) and Seal Ring (or Sealing Ring) for Many Pressure Cookers This Float Vale (or Floating Vale) and Seal Ring (or Sealing Ring) set fits many types of pressure cookers Float Vale and Seal Ring are part of the lid of a pressure cooker, and are essential for the pressure cooker to work Under normal situation, Float Vale inserts into the lid from outside to inside. The Seal Ring locks the Float Vale from inside, keeping the Float Vale in place Seal Ring is often washed off, leaving the Float Vale loose and the pressure cooker unusable because the steam leaks Please check the pictures to see the dimensions of the set before buying