National Stock Number
2990-00-633-8340
National Stock Number (NSN) 2990-00-633-8340, or NIIN 006338340, (muffler,exhaust) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 006338340 was cancelled on April 30, 2010, 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, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that 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) 10849. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990006338340 does not contain precious metals.
This information was last updated on Jul 01, 2025.