National Stock Number (NSN) 2840-00-944-0083, or NIIN 009440083, (chamber,combustion,aircraft gas) was assigned February 4, 1966 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over a year. There have been 6 contracts issued for this part number, with 6 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPETA623P0387, SPETA623P0072, SPE4AX20F5277, SPE4AX20F5277, SPE4AX20F5277. The total value of the awarded contracts has been US$ 655,694.99.
This NSN is somewhat common among different platforms, belonging to 2 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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 28, 2014, 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 rights to use the data needed to purchase this part from additional sources are not owned by the Government and cannot be purchased. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 50337. [THE PORTION OF AN ENGINE, GAS TURBINE, AIRCRAFT IN WHICH FUEL IS BURNED. IT MAY BE AN ANNULAR TYPE IN WHICH THE SPACE BETWEEN THE CIRCULAR INNER AND OUTER CYLINDERS FORM THE BURNING CHAMBER OR IT MAY BE THE MULTI-ARRANGEMENT CAN TYPE IN WHICH SEPARATE CAN LIKE BURN CYLINDERS ARE POSITIONED IN A CIRCULAR ARRANGEMENT WITHIN AN INNER AND OUTER CASE.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 2840009440083 does not contain precious metals.
This NSN is associated to Schedule B 8411997050: parts of gas turbine aircraft engines, other than for use in civil aircraft. The Schedule B End Use is listed as engines and turbines for military aircraft. NAICS classification category 336412: aircraft engine and engine parts manufacturing.
This information was last updated on Aug 01, 2025.