National Stock Number
2990-01-679-0298
National Stock Number (NSN) 2990-01-679-0298, or NIIN 016790298, (sensor,exhaust gas,oxygen,emissi) was assigned March 6, 2019 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 07, 2019, 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) 39925. [A PLUG TYPE DEVICE WITH AN ELECTRONIC CONNECTOR OR CONTACT AT ONE END, A WRENCHING FACILITY IN THE MIDDLE. THE OPPOSITE END MAY BE THREADED WITH A PROBE DEVICE. IT IS DESIGNED TO CHANGE ITS OUTPUT VOLTAGE AS THE EXHAUST GAS TO OXYGEN CONTENT CHANGES WHEN COMPARED TO THE OXYGEN CONTENT OF THE ATMOSPHERE. A CONSTANTLY CHANGING VOLTAGE SIGNAL IS SENT TO THE ELECTRONIC CONTROL ASSEMBLY AND MICROPROCESSOR CONTROL UNIT FOR ANALYSIS AND ADJUSTMENT OF THE AIR/FUEL RATIO.]. 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 2990016790298 does not contain precious metals.
This NSN is associated to Schedule B 8409918000: parts for spark-ignition internal combustion piston engines, 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.