National Stock Number
1660-00-571-2238
National Stock Number (NSN) 1660-00-571-2238, or NIIN 005712238, (converter,liquid oxygen) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 1660008127799, 1660005404643, 1660005404887.
There are 7 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 01, 1998, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 12942. [A UNIT CONSISTING OF A JACKETED CONTAINER, WITH OR WITHOUT A HEAT SOURCE, USED TO CONVERT LIQUID OXYGEN INTO GASOUS BREATHING OXYGEN. SEE ALSO CONVERTER, LIQUID OXYGEN PUMPING METHOD.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660005712238 does not contain precious metals.
This information was last updated on Aug 01, 2025.