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 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 reliable sealing for everyday 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 pressure canner integrity. Easy Maintenance: Gaskets are dishwasher safe for convenient cleaning. Durable construction withstands repeated use, helping extend the life of your Presto pressure canner while ensuring a secure seal. Color: Black. Material: Silicone. Package Contents: 2 x Sealing Ring, 2 x Glue Particles. Package includes only the items listed; other products are not included. Note: Light reflection and display differences may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.