V38-161 – Val-Pak Ultra Flow Pump Lid O-Ring, Americana 1 & 2 (pre-94) – 39300300 Available in packages of 12. For a single Ultra Flow Pump Lid, Americana 1 & 2 O-Ring (pre-94), please use Val-Pak Number V38-161S. Produced with the highest quality, heavy-duty materials to ensure long-lasting performance and efficiency.