National Stock Number
4220-00-233-1816
National Stock Number (NSN) 4220-00-233-1816, or NIIN 002331816, (valve,pneumatic inflator) was assigned July 1, 1993 in the Federal Logistics Information System (FLIS). NIIN 002331816 was cancelled on July 2, 1993, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4820005356483. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 27515. [A VALVE DESIGNED TO CONTROL THE INFLATION OF LIFE PRESERVERS, LIFE RAFTS, WATERCRAFT AND THE LIKE. THE INLET END MAY BE DESIGNED FOR ORAL INFLATION, TO MATE WITH AN INFLATION ADAPTOR OR TO CONNECT TO A COMPRESSED GAS CYLINDER. THE OUTLET END MAY BE DESIGNED TO CONNECT THE VALVE TO A PNEUMATIC CHAMBER VALVE STEM OR TO MOUNT DIRECTLY TO THE PNEUMATIC CHAMBER.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4220002331816 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.