National Stock Number (NSN) 6685-00-010-7478, or NIIN 000107478, (indicator,humidity,plug) 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 4 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 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 21 contracts issued for this part number, with 22 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: SPE4A625F4010, SPE4A625F2567, SPE4A625F2567, SPE4A624F138U, SPE4A624F5357. The total value of the awarded contracts has been US$ 263,972.58.
This NSN is fairly common among different weapons systems, belonging to 14 different platforms.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 09, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 08357. [AN ITEM WHICH USES THE CHANGING COLOR OF A DESICCANT IN THE PRESENCE OF MOISTURE TO INDICATE HUMIDITY. THE DESICCANT IS IN A PLUG THROUGH WHICH THE COLOR MAY BE OBSERVED AND COMPARED WITH A CHART.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 6685000107478 does not contain precious metals.
This NSN is associated to Schedule B 9025805050: hydrometers and similar floating instruments,hygrometers and psychrometers, nesoi. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334519: other measuring and controlling device manufacturing.
This information was last updated on Jul 01, 2025.