National Stock Number
2840-01-450-8720
National Stock Number (NSN) 2840-01-450-8720, or NIIN 014508720, (shroud,compressor,aircraft gas turbine engine) was assigned November 25, 1997 in the Federal Logistics Information System (FLIS). NIIN 014508720 was cancelled on August 29, 2018, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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, there are no suppliers that are 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 Nov 25, 2020, 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 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) 52545. [AN ITEM WITHIN A CASE, COMPRESSOR, AIRCRAFT GAS TURBINE ENGINE, DESIGNED TO SURROUND OR PARTIALLY SURROUND A ROTOR, COMPRESSOR, AIRCRAFT GAS TURBINE ENGINE. IT'S PRIMARY PURPOSE IS TO PROTECT OTHER COMPONENTS OF THE ENGINE IN THE EVENT OF AN IMPELLER OR ROTOR BREAK UP.]. 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 2840014508720 does not contain precious metals.
This information was last updated on Aug 01, 2025.