National Stock Number
2990-01-227-2071
National Stock Number (NSN) 2990-01-227-2071, or NIIN 012272071, (pipe,exhaust) was assigned March 1, 1986 in the Federal Logistics Information System (FLIS). NIIN 012272071 was cancelled on July 2, 1999, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 2990011998786. 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.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990012272071 does not contain precious metals.
This information was last updated on Jul 01, 2025.