Amazon.com: 09905 Pressure Canner Sealing Ring Automatic Air Vent/Overpressure Plug Pack Replaces Presto Parts 85141 - Fits Presto Pressure Canner models: 01710, 01740, 01750, 01770, 01780(1Pack) : Home & Kitchen
Amazon.com: Rubber Pressure Cooker Plug Safety Device That Automatically Vents Steam(1930 - Overpressure Plug) - Fits All Our Pressure Cookers/ Canners-2 PACK : Home & Kitchen
Amazon.com: All American 1930 - Overpressure Plug, Black - Rubber Pressure Cooker Plug - Safety Device That Automatically Vents Steam - Fits All Our Pressure Cookers/Canners : Home & Kitchen
Presto Pressure Cooker Over-Pressure Plug
Mirro Pressure Cooker and Canner
Presto Precise Digital Pressure Canner | Electric Pressure Canner | Pressure Cooker Outlet
Amazon.com: Hasanbar Pressure Cooker Plug Rubber, Overpressure Plug Fits All American 1930 Pressure Cookers/Steam Canners Parts, 2 Pack : Home & Kitchen