Presto Sealing Ring and Air Vent #09909 supersedes part number 1071. This part is used on the following 3&4 Qt. cast aluminum models; 103, 104, 204, 403, 404, A401, A403A(PCC4), A403AD(PCA4), A403AT(PCCT4), A409A(PCP4), A410A(PCC4H), A41A(PCC4A), A421A(PCD4A), A413A(PCD4H), A414A(PCD4), A415A(PCD4A), A416A(PCD4H), KEO2A, KEO2AT, PBO1A, PBO5A, PBO7A, 01/PCC4, 01/PCC4A, 01/PCC4AD, 01/PCC4AM, 01/PCC4BD, 01/PCC4D, 01/PCC4H, 01/PCC4HD, 01/PCC4HM, 01/PCE4, 01/PCE4A, and 01/PCE4H. There may be additional models that use this part that we do not have listed.
