Univen pressure cooker interlock gasket compatible with specific models of Presto pressure cookers. Package of two gaskets. Compatible with Presto interlock gasket part number 85659. Compatible with the interlock part number PR-85407. Compatible with Presto pressure cooker models 01/C13, 01/C17, 01/C22, 01/CG22, 01/PA4, 01/PA4H, 01/PA6, 01/PA6H, 01/PE3, 01/PE6, 01/PS4, 01/PS6, 0121001, 0121002, 0121004, 0122101, 0122102, 0122104, 0125001, 0125002, 0125004, 0125005, 0126101, 0126102, 0126104, 0126105, 0131001, 0131004, 0135001, 0135004, 0171001, 0171002, 0171003, 0174001, 0174510, 0175001, 0175002, 0175003, 0175004, 0175005, 0175006, 0175107, 0175510, 0177001, 0178001, 0178002, 0178003, 0178004, 0178005, 0178006, 0178107, 0178209, 0178410, 0211101, 0215101, 0215102. Measures 19.2mm OD x 6.7mm ID x 1.43mm Thick. Quality part by Univen.