National Presto Pressure Cooker Sealing Ring with Plug

The National Presto Pressure Cooker Sealing Ring with Plug is designed to maintain an airtight and pressure-tight seal between the cover and body of your pressure cooker during cooking. Replacing a worn or stretched sealing ring helps ensure safe, efficient operation and optimal cooking pressure for everyday meal preparation. This replacement sealing ring pack includes an automatic overpressure plug to restore peak performance and ensure secure sealing across compatible cooker models.