Complete Set for Presto Pressure Canners: Includes the 09985 sealing ring and overpressure plug, designed to fit Presto models 01745, 01751, 01755, 01781, 01782, and 01784. Helps ensure safe and efficient operation with these essential replacement parts. Compatibility Across Multiple Models: Sealing rings and plugs are direct replacements for Presto Pressure Cooker models 0174510 (16 qt), 0175107 (18 qt), 0175510 (16 qt), 0178107 (23 qt), 0178209 (23 qt), and 0178410 (23 qt). Supports consistent performance of your kitchen appliance. Optimal Size and Quality: Sealing ring has an outer diameter of 11.80 inches and an inner diameter of 13.20 inches. Made from high-quality food-grade silicone, offering high temperature resistance, durability, and effective sealing for daily use. Enhanced Durability and Safety: Each pack includes a quality overpressure plug that helps regulate pressure within the cooker. This safety feature supports accident prevention and maintains the integrity of your pressure canner. Easy Maintenance: Gaskets are dishwasher safe for convenient cleaning. Durable construction supports long-term use, helping extend the lifespan of your Presto pressure canner while ensuring a reliable seal. Color: Black. Material: Silicone. Package Contents: 2 x Sealing Ring, 2 x Glue Particles. Only the items listed are included; other products are not included. Note: Lighting and display differences may cause slight color variations between the image and actual item. Measurement may vary by +/- 1-3 cm.