National Stock Number
2840-00-050-4621
National Stock Number (NSN) 2840-00-050-4621, or NIIN 000504621, (compressor,aircraft gas turbine engine) was assigned November 29, 1967 in the Federal Logistics Information System (FLIS). NIIN 000504621 was cancelled on April 29, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 9 stock numbers. Five of the National Stock Numbers that it replaces are: 2840008945269, 2840009777751, 2840009377339, 2840010472520, 2840009428567.
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) 50555. [A SINGLE OR MULTISTAGE ITEM DESIGNED TO RECEIVE, COMPRESS, AND DELIVER AIR TO THE COMBUSTION AREA AT A REQUIRED PRESSURE AND VELOCITY. IT CONSISTS OF A CASE (3) AND VANE ASSEMBLY, COMPRESSOR, AIRCRAFT GAS TURBINE ENGINE AND A ROTOR, COMPRESSOR, 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 2840000504621 does not contain precious metals.
This information was last updated on Jul 01, 2025.