National Stock Number (NSN) 4620-01-623-8401, or NIIN 016238401, (cell,salinity detector) was assigned December 4, 2013 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
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 2 suppliers. 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.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Nov 20, 2019. There have been 4 contracts issued for this part number, with 4 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE8E820V0345, SPE8E819V2162, SPE8E819P0522, SPE8E819P7056. The total value of the awarded contracts has been US$ 8,537.30.
This NSN is unique to one weapons system.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 7,038. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 24, 2019, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
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 4620016238401 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.