PRESTO SEALING RING Anchor Bolt and the sides are marked

and the sides are marked with length graduations for convenience - one leg shows inch graduations while the other leg shows metric graduations

Door & Gate Spring

EPA (Environmental Protection Agency) approved in all 50 states

Compatible with standard

and All-Aluminum Construction

PRESTO SEALING RING Anchor Bolt and the sides are markedSealing ring fits around the inside rim of the cover and forms a pressure tight seal between the cover and the body of the pressure cooker during cooking. Includes one sealing ring and one over pressure plug. Fits Nos. PS4, 0131001, 0131004, 0134001 4 qt. pressure cookers, and Nos. PS6, 0135001, 0135004, and 0136001 6 qt. pressure cookers.