National Stock Number
2990-01-285-4320
National Stock Number (NSN) 2990-01-285-4320, or NIIN 012854320, (sensor,air charged temperature,e) was assigned September 14, 1988 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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) 39918. [A THEMISTOR DEVICE LOCATED IN THE INTAKE MANIFOLD OF ELECTRONIC FUEL INJECTION SYSTEMS, OR CARBURETOR AIR CLEANER. IT SENSES THE AIR TEMPERATURE TO CONTROL THE VACUUM DIAPHRAGM WHICH OPENS OR CLOSES A DAMPER IN THE AIR CLEANER SNORKEL.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990012854320 contains an unknown precious metal.
This NSN is associated to Schedule B 8409998000: parts for compression-ignition internal combustion piston engines (diesel), nesoi. The Schedule B End Use is listed as industrial engines. NAICS classification category 333618: other engine equipment manufacturing.
This information was last updated on Aug 01, 2025.