National Stock Number
2990-01-016-3733
National Stock Number (NSN) 2990-01-016-3733, or NIIN 010163733, (elbow assembly,exhaust manifold) was assigned February 10, 1976 in the Federal Logistics Information System (FLIS). NIIN 010163733 was cancelled on August 2, 2001, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 2990010853832. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for 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) 77777. 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 2990010163733 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.