National Stock Number (NSN) 1660-01-602-4455, or NIIN 016024455, (oxygen system,ejection seat,airc) was assigned January 31, 2012 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, only one supplier is deemed design controlled or valid supply parts.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 11 contracts issued for this part number, with 11 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A725P6098, SPE4A725P6098, SPE4A724PH207, SPE4A724PH207, SPE4A724PH207. The total value of the awarded contracts has been US$ 1,207,299.15.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 376,127. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 13, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 52812. [AN EJECTION SEAT / EJECTION SEAT HARNESS MOUNTED SYSTEM WHICH PRIMARILY PROVIDES THE PILOT WITH OXYGEN FROM MAIN OXYGEN SUPPLY IN NORMAL FLYING CONDITIONS. IN CASE OF EMERGENCY SUCH AS EJECTION, DAMAGED HOSES, AND THE LIKE, IT PROVIDES THE SAME FUNCTION AFTER DISCONNECTION OR DEPRIVATION FROM MAIN OXYGEN SUPPLY. IT GENERALLY CONSISTS OF AN OXYGEN REGULATOR, A CONNECTION BOX, AN ANTI-G VALVE, HOSES, FITTINGS, EMERGENCY OXYGEN SUIT, AND THE LIKE. EXCLUDES:OXYGEN SYSTEM,AIRCRAFT SURVIVAL KIT.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660016024455 does not contain precious metals.
This NSN is associated to Schedule B 8803300060: other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof). The Schedule B End Use is listed as parts for military-type goods. NAICS classification category 336413: other aircraft parts and auxiliary equipment manufacturing.
This information was last updated on Jul 01, 2025.