National Stock Number
6685-01-666-5898
National Stock Number (NSN) 6685-01-666-5898, or NIIN 016665898, (control,humidity) was assigned September 13, 2017 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, 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.
This NSN is assigned to Item Name Code (INC) 05661. [A DEVICE COMPOSED OF A CONTROL-ACTUATING MECHANISM, AN ABSORPTION ELEMENT, AND A SWITCH FOR AUTOMATIC CONTROLLING OF HUMIDITY IN ROOMS, COMPARTMENTS, AND THE LIKE. MAY INCLUDE AN INDICATOR.]. 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 6685016665898 does not contain precious metals.
This NSN is associated to Schedule B 9032896070: process control instruments and apparatus for humidity control. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334513: instruments and related products manufacturing for measuring, displaying, and controlling industrial process variables.
This information was last updated on Jul 01, 2025.