Pressure Cooker Regulator Weight Replaces Presto 9913/9978 Go to amazon.com Related posts Top 9 recommendation pressure canner pressure regulator 2019 FeatureFits Many Pressure Cookers and Canners by PrestoQuality Replacement Part by Univen DescriptionPR-9913 Regulator weight, fits many Presto pressure cookers and canners. Quality replacement part by Univen.