National Stock Number
2840-01-499-5081
National Stock Number (NSN) 2840-01-499-5081, or NIIN 014995081, (diffuser,aircraft gas turbine en) was assigned July 25, 2002 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. One of those 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 not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 50559. [A FRAME WITH STATIONARY STRUTS, DESIGNED TO DIFFUSE AND DIRECT AIR FROM THE COMPRESSOR, AIRCRAFT GAS TURBINE ENGINE. IT MAY HAVE MOUNTING FACILITIES FOR EXTERNAL COMPONENTS. IT MAY PROVIDE SUPPORT AND HOUSE A COMPRESSOR REAR BEARING. MAY INCLUDE A CASE (3), DIFFUSER, AIRCRAFT GAS TURBINE ENGINE.]. 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 2840014995081 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.