National Stock Number
2990-00-398-9564
National Stock Number (NSN) 2990-00-398-9564, or NIIN 003989564, (pipe,exhaust) has an unknown assigned date. NIIN 003989564 was cancelled on September 20, 1999, 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 no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 60804. [A RIGID TUBULAR ITEM DESIGNED TO DIRECT THE EXHAUST GASES AWAY FROM AN ENGINE, HEATER, OR THE LIKE. FOR FLEXIBLE ITEMS, SEE HOSE, METALLIC.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990003989564 does not contain precious metals.
This information was last updated on Jul 01, 2025.