National Stock Number
1660-00-725-3912
National Stock Number (NSN) 1660-00-725-3912, or NIIN 007253912, (regulator,oxygen,diluter demand) has an unknown assigned date. NIIN 007253912 was cancelled on November 2, 1991, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 2 stock numbers: 1660005266404, 1660005312198.
There are no manufacturer part numbers associated to 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) 07799. [A REGULATOR WHICH INCORPORATES A MECHANISM TO MIX AIR WITH OXYGEN UP TO PREDETERMINED ALTITUDES. AT THE PREDETERMINED ALTITUDE THE REGULATOR AUTOMATICALLY DELIVERS PURE OXYGEN.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660007253912 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.