National Stock Number
5845-00-665-1378
National Stock Number (NSN) 5845-00-665-1378, or NIIN 006651378, (dome,sonar) was assigned January 1, 1963 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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) 00297. [AN INCLOSURE, USUALLY STREAMLINED TO REDUCE DRAG AND TURBULENCE, WHICH IS DESIGNED TO PROVIDE PROTECTION FOR SONAR TRANSDUCER(S), SONAR PROJECTOR(S) OR SONAR HYDROPHONE(S) WHILE PROVIDING A MINIMUM OF INTERFERENCE WITH SOUND TRANSMISSION AND/OR RECEPTION.]. 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 5845006651378 contains an unknown precious metal.
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 Jul 01, 2026.