National Stock Number
5845-00-439-2299
National Stock Number (NSN) 5845-00-439-2299, or NIIN 004392299, (transducer,sonar) was assigned November 28, 1969 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 5845007632227, 5845006291348.
There are 3 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 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) 00279. [A DEVICE SPECIFICALLY DESIGNED TO BE USED UNDERWATER TO CONVERT ELECTRICAL ENERGY INTO UNDERWATER SOUND ENERGY AND UNDERWATER SOUND ENERGY INTO ELECTRICAL ENERGY. FOR ITEMS DESIGNED TO CONVERT UNDERWATER SOUND ENERGY INTO ELECTRICAL ENERGY ONLY, SEE HYDROPHONE, SONAR. FOR ITEMS DESIGNED TO CONVERT ELECTRICAL ENERGY INTO UNDERWATER SOUND ENERGY ONLY, SEE PROJECTOR, SONAR.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5845004392299 does not contain precious metals.
This NSN is associated to Schedule B 9014900000: parts & accessories for direction finding compasses and other navigational instruments and appliances. The Schedule B End Use is listed as marine engines, parts. NAICS classification category 334511: search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing.
This information was last updated on Aug 01, 2025.