Over Pressure Plug

For Prestopressure cookers and canners. Use this overpressure plug on cookers and canners after 1977. Fits model No. 01/PA4, 01/PA4H, 01/PS4, 0121001, 0121002, 0121004, 0122101, 0122102, 0122104, 0124001, 0124102, 0131001-0131004, 0134001, 0134103, 0134104, 01/PA6, 01/PA6H, 01/PE6-0215101, 0215102, 01/PS6, 0125001, 0125002, 0125004-0125005, 0126002, 0126101, 012102, 0126104-0126105, 0126306, 0126407, 0135001-0135004, 0136001, 0136102, 0136203, 0136304, 0136403, 0128202, 0128303, 0137001, 01/C13, 01/C17, 01/C22, 01/CG22, 0171001, 0171002-0171003, 0174001, 0175001, 0175002, 0175003-0175004, 0177001, 0178001, 0178002, 0178003-0178004, 0175005-0178005, 175006-0178006, and 0175107-0178107.