National Stock Number
6685-01-663-1603
National Stock Number (NSN) 6685-01-663-1603, or NIIN 016631603, (thermometer-hygrometer) was assigned April 28, 2017 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 80870. [AN INSTRUMENT HAVING THE DUAL FUNCTION OF A THERMOMETER,(AS MODIFIED) AND A HYGROMETER,(AS MODIFIED). IT MAY INCLUDE BATTERIES, STAND, CARRYING CASE, AND THE LIKE.]. 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 6685016631603 does not contain precious metals.
This information was last updated on Aug 01, 2025.