Presto 85772 Steam Gauge Replaces Presto 82237 Steam Gauge</br>Replaces Presto part 82121.</br>Fits Presto Pressure Canner models: 01/CG22?? 175001?? 175005?? 175006?? 175107?? 01755?? 0175510?? 178001?? 178005?? 178006?? 178107</br></br>Product Description</br></br>The steam gauge registers pressure readings during canning and cooking. Includes gauge?? rubber washer?? metal washer?? and nut.</br><br/>http://www.amazon.com/gp/product/B001E296AS