Presto Pressure Cooker Model “A401”. Parts List for Presto “A401” Pressure Cooker. Service parts for the Presto® model “A401” may be ordered on-line using the links below. 9909 Pressure Cooker Sealing Ring 09909$8.89 9978 Pressure Cooker,Pressure Regulator (Jiggler) 9978$8.89 1058 Vent Pipe 1058$8.49 Presto 85341 6 3/4 in. dia. Canning Rack 85341$7.49 Presto 49831 Pressure Cooker Instruction/Recipe Book 49831$8.49 These are Genuine Presto® Pressure Cooker Parts. Not aftermarket copies. *Guaranteed to fit! Cooking and Canning Company recommends using only Genuine Presto® parts not (PR) aftermarket copies *Orders placed before 2:00 PM ET will ship same day. Orders placed after 2:00 PM will ship next business day! *”Guaranteed to fit” Presto pressure cooker parts must be installed correctly and pressure cooker must not be modified from OEM. Presto® original equipment manufacturer * IN STOCK ITEMS "Presto" is a registered trademark of National Presto Industries, Inc.