National Stock Number
2990-00-185-7338
National Stock Number (NSN) 2990-00-185-7338, or NIIN 001857338, (air cleaner,crankcase,emission c) was assigned February 16, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2940001857610.
There are 3 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. 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.
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) 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.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 2990001857338 does not contain precious metals.
This information was last updated on Jul 01, 2025.