National Stock Number
2840-00-939-1518
National Stock Number (NSN) 2840-00-939-1518, or NIIN 009391518, (case,diffuser,aircraft gas turbine engine) was assigned November 3, 1965 in the Federal Logistics Information System (FLIS). 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 22, 2020, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. 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) 50549. [A CASE THAT IS AN INTEGRAL PART OF AN ENGINE, GAS TURBINE, AIRCRAFT, DESIGNED TO SURROUND AND PROTECT A DIFFUSER, AIRCRAFT GAS TURBINE ENGINE.]. 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 2840009391518 does not contain precious metals.
This information was last updated on Jul 01, 2025.