National Stock Number
2840-00-403-1968
National Stock Number (NSN) 2840-00-403-1968, or NIIN 004031968, (nozzle assembly,turbine,aircraft gas turbine engine) was assigned June 5, 1970 in the Federal Logistics Information System (FLIS). NIIN 004031968 was cancelled on December 15, 2017, 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 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are 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) 50581. [A STATIONARY ITEM DESIGNED FOR THE PURPOSE OF DIRECTING AIR AT THE PROPER ANGLE AND VELOCITY TO A ROTOR, TURBINE, AIRCRAFT GAS TURBINE ENGINE. IT HAS PROVISIONS FOR ATTACHING TO A CASE (3), TURBINE, AIRCRAFT GAS TURBINE ENGINE. IT MAY HAVE AN INNER SUPPORT SHROUD. THE ASSEMBLED ITEM FORMS A COMPLETE CIRCLE.]. 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 2840004031968 does not contain precious metals.
This information was last updated on Aug 01, 2025.