National Stock Number
4620-01-645-2970
National Stock Number (NSN) 4620-01-645-2970, or NIIN 016452970, (cell,salinity detector) was assigned June 10, 2015 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, 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) 51178. [A SENSOR DESIGNED TO DETECT THE SALT CONTENT OF WATER BY MEANS OF ELECTRODES. THE ITEM HAS A THREADED FITTING FOR DIRECT PIPE CONNECTION. IT IS ELECTRICALLY CONNECTED TO A PANEL, SALINITY MONITORING SYSTEM, SHIPBOARD THAT MAY ACTIVATE A DUMP VALVE TO DISCHARGE POOR QUALITY WATER. FOR CELLS WITHOUT A VALVE SEE CELL, AND VALVE ASSEMBLY, SALINITY DETECTOR.]. 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 4620016452970 does not contain precious metals.
This NSN is associated to Schedule B 8421990040: parts of machinery and apparatus for filtering or purifying water. The Schedule B End Use is listed as food, tobacco machinery. NAICS classification category 333999: all other miscellaneous general purpose machinery manufacturing.
This information was last updated on Aug 01, 2025.