National Stock Number
6930-00-663-9446
National Stock Number (NSN) 6930-00-663-9446, or NIIN 006639446, (chamber,decompression,altitude training) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 006639446 was cancelled on December 18, 2018, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
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 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 20806. [A CHAMBER DESIGNED TO SIMULATE HIGH ALTITUDE CONDITIONS FOR THE SPECIFIC PURPOSE OF FURNISHING A SAFE AND WELL CONTROLLED TEACHING AID FOR INSTRUCTION IN THE PHYSIOLOGY OF FLIGHT. IT MAY BE EQUIPPED WITH THE NECESSARY DEVICES AND CONTROLS FOR SAFE REGULATION AND CONTROL OF THE REQUIRED AIR PRESSURE WITHIN THE CHAMBER.]. 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 6930006639446 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.