National Presto Ind 09907 Pressure Cooker Sealing Ring With Automatic Air Vent

Pressure Cooker Sealing Ring With Automatic Air Vent, For Models 7,7-B,7R,7S,7-AV,21,21B,21R,21S, 21-AV & Other 16 QT & 21 QT National Pressure Cookers...

Features:

• Pressure Cooker Sealing Ring With Automatic Air Vent
• For Models 7,7-B,7R,7S,7-AV,21,21B,21R,21S, 21-AV
• & Other 16 QT & 21 QT National Pressure Cookers.