National Stock Number
2990-01-575-0104
National Stock Number (NSN) 2990-01-575-0104, or NIIN 015750104, (manifold,air exhaust,emission) was assigned June 17, 2009 in the Federal Logistics Information System (FLIS). NIIN 015750104 was cancelled on July 2, 2010, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 2540015666454. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 36218. [A PREFORMED METALLIC ITEM WITH ONE OR MORE INLET PORTS AND TWO OR MORE OUTLET PORTS. IT IS DESIGNED TO DIRECT AIR PRESSURE INTO THE EXHAUST MANIFOLDS TO REDUCE HYDROCARBONS.]. 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 2990015750104 does not contain precious metals.
This information was last updated on Aug 01, 2025.