Replacement sealing ring and overpressure plug 2 pack: Ideal upgrade or replacement for various 6 quart models of the Presto pressure cooker sealing ring and Presto overpressure plug when deformation is present or when they become hard or inflexible, per Presto instructions Compatible Replacement for Presto Parts 09924 various 6 & 8 quart models. Our pressure cooker gaskets are made from high-quality, durable, food-grade silicone Fits these Presto models: 0128206, 0126306, 0128202, 0128203, 0128204, 0128303, and all models that begin with: 01263. Measurements - Outer Diameter 10.75", Inner Diameter 9.84'' Dishwasher safe. Note: This is an aftermarket replacement product meeting or exceeding the quality of OEM sealing rings (based on in-house testing). Not for use with other pressure cooker brands, only with Presto models listed above This Is Not A One Size Fits All - Please measure first for compatibility. Fits various 6 & 8 quart models, including standard 0126002, 0126407, 0134001, 0134002, 0134103, 0134104, 0136001, 0136102, 0136203, 0136304, 0136403, 01/PS4, 01/PS6 and all model numbers beginning with 01310 & 01350 (e.g., 0131001)