National Stock Number
2840-01-491-3240
National Stock Number (NSN) 2840-01-491-3240, or NIIN 014913240, (lock,compressor blade,aircraft gas turbine engine) was assigned October 18, 2001 in the Federal Logistics Information System (FLIS). NIIN 014913240 was cancelled on April 2, 2017, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 2840014431668. 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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 Dec 02, 2020, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 50454. [AN ITEM USED TO MAINTAIN THE POSITION OF A BLADE, COMPRESSOR, AIRCRAFT GAS TURBINE ENGINE IN THE PROPER PLACE ON A DISK, COMPRESSOR, AIRCRAFT GAS TURBINE ENGINE. THIS ITEM ELIMINATES AXIAL MOVEMENT OF THE BLADE.]. 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 2840014913240 does not contain precious metals.
This information was last updated on Aug 01, 2025.