National Stock Number
6630-00-690-8648
National Stock Number (NSN) 6630-00-690-8648, or NIIN 006908648, (cell,salinity detector) 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 3 manufacturer part numbers associated with this NSN. One of those 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, 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 1991, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
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 but does have other critical feature(s) 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 6630006908648 contains an unknown precious metal.
This NSN is associated to Schedule B 9027908950: parts and accessories of instruments & apparatus for physical or chemical analysis, nesoi. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334516: analytical laboratory instrument manufacturing.
This information was last updated on Jul 01, 2025.