National Stock Number
2840-01-491-3181
National Stock Number (NSN) 2840-01-491-3181, or NIIN 014913181, (plug,diffuser case,aircraft gas turbine engine) was assigned October 18, 2001 in the Federal Logistics Information System (FLIS). NIIN 014913181 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. 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) 52957. [A USUALLY ROUND ITEM OF VARIOUS CROSS SECTIONS DESIGNED FOR TEMPORARY INSTALLATION INTO A HOLE IN A CASE, DIFFUSER, AIRCRAFT GAS TURBINE ENGINE FOR THE PURPOSE OF PREVENTING AIR FROM ESCAPING DURING ENGINE OPERATION. WHEN REMOVED, THE HOLE IS FOR INSERTING INSPECTION PROBES, BORESCOPES AND THE LIKE. IT MAY BE GROOVED OR TAPERED FOR INSTALLATION AND REMOVAL. IT MAY INCLUDE SPACERS, SPRINGS, RIVETS AND THE LIKE.]. 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 2840014913181 does not contain precious metals.
This information was last updated on Jun 01, 2025.