National Stock Number
6685-01-398-9099
National Stock Number (NSN) 6685-01-398-9099, or NIIN 013989099, (hygrometer,digital) was assigned November 10, 1994 in the Federal Logistics Information System (FLIS). NIIN 013989099 was cancelled on April 19, 2019, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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, 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 Jun 02, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 38843. [AN INSTRUMENT FOR MEASURING AND INDICATING BY DIGITAL DISPLAY RELATIVE HUMIDITY OF THE SURROUNDING ATMOSPHERE. MEASUREMENTS ARE MADE BY A HUMIDITY SENSOR GENERALLY MOUNTED IN A PROBE.]. 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 6685013989099 does not contain precious metals.
This information was last updated on Aug 01, 2025.