National Stock Number
2990-01-325-1868
National Stock Number (NSN) 2990-01-325-1868, or NIIN 013251868, (exhaust system,engine) was assigned August 30, 1990 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Nov 19, 2013. There have been 3 contracts issued for this part number, with 3 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7L414C0001, SPM7L512C0008, SPM7L512C0008, SPM7L512C0008, SPM7L512C0008. The total value of the awarded contracts has been US$ 1,680,350.32.
This NSN is somewhat common among different platforms, belonging to 9 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 16, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 37120. [AN ASSEMBLY SPECIFICALLY DESIGNED TO EXHAUST AND/OR TO MUFFLE THE SOUND OF GASES PRODUCED BY AN ENGINE. THE ITEM MAY INCLUDE MOUNTING HARDWARE AND SEALS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990013251868 does not contain precious metals.
This NSN is associated to Schedule B 8708925000: mufflers and exhaust pipes for vehicles, nesoi. The Schedule B End Use is listed as other parts and accessories of vehicles.
This information was last updated on Aug 01, 2025.