For Presto pressure cookers or canners. Use this overpressure plug on cookers or canners after 1977. Fits pressure cookers Model No. 01/PE3, 0211101, 01/PA4, 01/PA4H, 0121001, 0121002, 0121004, 0122101, 0122102, 0122104, 0124001, 0124102, 0124104, 0131001, 0131004, 0134001, 0134002, 0134103, 0134104, 0134105, 0134106, 0134108, 01/PA6, 01/PA6H, 01/PE6, 0215101, 0215102, 01/PS6, 0125001, 0125002, 0125004, 0125005, 0126002, 0126101, 0126102, 0126104, 0126105 (SKU 615365) , 0126306, 0126407, 0126408, 0126410, 0135001, 0135003, 0135004, 0136001, 0136102, 0136203, 0136206, 0136208, 0136210, 0136304, 0136403, 0136705, 0136707, 0216001, 0128202, 0128204, 0128206, 0128303, 0137001, 0137003. Pressure canners: 01/C13, 01/C17, 01/C22, 01/CG22, 0171001, 0171002, 0171003, 0174001, 0174510, 0175510, 0175001 (SKU 606062), 0175002, 0175003, 0175004, 0177001, 0178001(SKU 606179), 0178002, 0178003, 0178004, 0175005, 0178005, 175006, 0178006, 0175107, and 0178107.
