Presto Steam Gauge for Pressure Canner Presto 85772 Steam Gauge Replaces Presto 82237 Steam Gauge Replaces Presto part 82121. Fits Presto Pressure Canner models: 01/CG22, 175001, 175005, 175006, 175107, 01755, 0175510, 178001, 178005, 178006, 178107