Material: The Seal Of The 09907 PressureCooker Is Made Of High-Quality Food-Grade Silicone, Which Is Heat-Resistant AndHighly Resilient. The Overpressure Plug Is Designed With High Precision And IsNot Prone To Deformation Or Failure Even After Long-Term Use

The Product Includes: Packaging 2 09907 PressureCanner Sealing Rings And 2 Automatic Air Vents.

Product Dimensions: Approximate Dimensions:Outer Diameter 13.5 Inches, Inner Diameter 12.8 Inches

Compatibility: Compatible with PressureCooker Parts Models 21, 21AV, 21B, 21S, 7, 7AV, 7B, 7S, CA16, CA16H, CA21, andCA21H. Presto 9911 Automatic Air Vent replaces parts 82060, 393, and 82058

Suitable for: Suitable for Presto Cookersand Canners Built Prior to 1977. Please Confirm that the Model you Need to BuyMatches Our Model Before Ordering.