Univen pressure cooker canner gasket seal only compatible with Presto pressure cooker canner model numbers listed below Compatible with Presto pressure cooker canner model numbers 01/C13, 01/C17, 01/C22, 01/CAA12H, 01/CAA20H, 01/CG22, 0171001, 0171002, 0171003, 0174001 Compatible with Presto pressure cooker canner model numbers 0175001, 0175002, 0175003, 0175004, 0175005, 0175006, 0177001, 0178001, 0178002, 0178003, 0178004, 0178005, 0178006, 02/CAA12H, 02/CAA16H and 02/CAA20H Compatible with Presto gasket part numbers 09905 and 85141 Quality part by Univen Univen pressure cooker canner gasket seal. Only compatible with Presto pressure cooker canner model numbers 01/C13, 01/C17, 01/C22, 01/CAA12H, 01/CAA20H, 01/CG22, 0171001, 0171002, 0171003, 0174001, 0175001, 0175002, 0175003, 0175004, 0175005, 0175006, 0177001, 0178001, 0178002, 0178003, 0178004, 0178005, 0178006, 02/CAA12H, 02/CAA16H and 02/CAA20H. Compatible with Presto gasket part numbers 09905 and 85141. Quality part by Univen.