National Presto 09911 Automatic Air Vent
  | Product Description For Presto pressure cookers and canners. Use this air vent on cookers and canners prior to 1977. Fits model No. 40, 103, 403, 603, 703 733, 803B 833, B301A B301B, B302A, C301A C301B, 40 104, 50 60, 204, 404, 604, 704, 744, 804 804B, A401, A403A A403AD, A4 |
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