National Stock Number
2840-00-453-4912
National Stock Number (NSN) 2840-00-453-4912, or NIIN 004534912, (support,bearing,aircraft gas turbine engine) was assigned April 7, 1969 in the Federal Logistics Information System (FLIS). NIIN 004534912 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 is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 9 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 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) 52565. [A SUPPORT DESIGNED FOR A BEARING USED IN AN AIRCRAFT GAS TURBINE ENGINE. EXCLUDES SUPPORT,SEAL,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 2840004534912 does not contain precious metals.
This information was last updated on Aug 01, 2025.