National Stock Number
2990-01-331-6690
National Stock Number (NSN) 2990-01-331-6690, or NIIN 013316690, (pipe,exhaust) was assigned August 1, 1993 in the Federal Logistics Information System (FLIS). NIIN 013316690 was cancelled on August 2, 1993, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 2990013295074. 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 2990013316690 does not contain precious metals.
This information was last updated on Aug 01, 2025.