National Stock Number
2990-01-617-3962
National Stock Number (NSN) 2990-01-617-3962, or NIIN 016173962, (sensor,exhaust gas,oxygen,emissi) was assigned March 21, 2013 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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. 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.
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.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990016173962 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.