- Product: S-9882 pressure cooker gasket, 12.6" ID, ideal size for Mirro pressure cookers, fits Mirro units precisely - Compatibility: fits Mirro pressure cookers 12 qt, 16 qt, and 22 qt; replaceable models M-0312-35, M-0406, M-0416, M-416M, M-0512, M-0512-11, M-0522, M-0522-11, M-0526, M-0528, M-0526-11, M-0622 - Material and performance: made of durable silicone with strong tensile strength, provides a reliable seal, long-lasting performance; tested by the manufacturer to ensure extended life of the rubber ring - Installation: clean the gasket groove before installation; replace the worn or aged gasket with the S-9882; press it in place. The process takes only a few minutes, saving time and effort - Use scenarios: - Replace a worn gasket on a Mirro 12 qt/16 qt/22 qt to restore proper pressure sealing - Maintain peak performance during meal prep for family or gatherings with a ready spare - Use as a quick maintenance replacement to minimize downtime between cooks