National Stock Number
2840-00-404-9305
National Stock Number (NSN) 2840-00-404-9305, or NIIN 004049305, (case,combustion chamber,aircraft gas turbine engine) was assigned January 20, 1972 in the Federal Logistics Information System (FLIS). NIIN 004049305 was cancelled on May 18, 2012, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 2840003220846. 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 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) 50545. [A CASE THAT IS AN INTEGRAL PART OF AN ENGINE, GAS TURBINE, AIRCRAFT, DESIGNED TO SURROUND AND PROTECT A CHAMBER, COMBUSTION, 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 2840004049305 does not contain precious metals.
This information was last updated on Aug 01, 2025.