Pressure cooker sealing ring, automatic air vent and overpressure plug Part #09905 Replaces part #85141 For models: 01/CAA12H, 01/CAA20H, 02/CAA12H, 02/CAA16H, 02/CAA20H, 01/C13, 01/C17, 01/C22, 01/CG22 and all units with model numbers beginning in 01710, 01740, 01750, 01770 and 01780