National Stock Number
2990-01-249-8975
National Stock Number (NSN) 2990-01-249-8975, or NIIN 012498975, (air cleaner,crankcase,emission control) was assigned February 19, 1987 in the Federal Logistics Information System (FLIS). NIIN 012498975 was cancelled on May 1, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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.
This NSN is assigned to Item Name Code (INC) 36488. [A DEVICE DESIGNED AS PART OF THE VENTILATION SYSTEM TO ALLOW INCOMING AIR TO MIX WITH EXCESS FUMES AND VAPOR AND REBURNED IN THE COMBUSTION CHAMBER. ITEM HAS INLET FOR AN INTAKE HOSE.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990012498975 does not contain precious metals.
This information was last updated on Aug 01, 2025.