National Stock Number (NSN) 2840-01-603-6452, or NIIN 016036452, (spacer,turbine rotor,aircraft ga) was assigned March 9, 2012 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 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 20 contracts issued for this part number, with 23 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE4A723C0118, SPE4A723C0118, SPE4A723C0118, SPE4AX23F2922, SPE4A723C0013. The total value of the awarded contracts has been US$ 5,355,699.85.
This NSN is unique to one weapons system.
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 Sep 22, 2016, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 52431. [A RIGID ITEM DESIGNED TO MAINTAIN A PREDETERMINED SPACE BETWEEN TWO ROTOR, TURBINE, AIRCRAFT GAS TURBINE ENGINE. IT MAY BE A COMPLETE 360 DEGREES OR A SECTION THEREOF.]. 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 2840016036452 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 Jul 01, 2025.