National Stock Number
1660-00-520-9569
National Stock Number (NSN) 1660-00-520-9569, or NIIN 005209569, (diaphragm oxygen re) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 005209569 was cancelled on June 2, 2005, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 6680007176670.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 77777. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660005209569 does not contain precious metals.
This information was last updated on Jul 01, 2025.