- Material and packaging: Our replacement gasket is made from high-quality, durable, food-grade silicone. Factory sealed and individually wrapped for hygiene and convenience. - Compatibility: Replacement pressure cooker gasket for select 4, 6 and 8 quart pressure cookers. Mirro Part Numbers: S-9892, S9892, 9892. Fits Mirro models (may be partial list): M-0296, M-0436, M-0498, M-0536, M-0596, M-0598, M-0646, M-1952, M-1956 (Includes models with -11, -35, etc. such as M-0536-11). - Dimensions: Outside Diameter 10.08", Diameter 10", Thickness 0.4". All dimensions approximate as gaskets can stretch or shrink to fit specific lids. - Performance and safety: Provides a reliable seal to prevent leaks, maintains proper pressure, and helps extend gasket life with durable silicone. - Not compatible: Not suitable for S9882, nor suitable for righr,Fargor pressure cooker seals. - Use scenarios: - Replace a worn gasket on a Mirro 4-8 quart to stop leaks and restore pressure. - Install a fresh gasket before cooking a family-sized meal in a Mirro 4-8 quart for consistent results. - Maintain a used Mirro cooker by replacing the gasket to ensure safe operation and reliable sealing.