National Stock Number
6685-01-299-0539
National Stock Number (NSN) 6685-01-299-0539, or NIIN 012990539, (thermocouple,immersion) was assigned April 24, 1989 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, 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.
This NSN is assigned to Item Name Code (INC) 07117. [A THERMOCOUPLE WHOSE THERMOJUNCTION IS SPECIFICALLY DESIGNED TO BE PLACED OR DIPPED WITHIN A FLUID.]. 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 6685012990539 contains an unknown precious metal.
This NSN is associated to Schedule B 9027502000: thermal analysis instruments and apparatus. The Schedule B End Use is listed as laboratory testing instruments. NAICS classification category 334516: analytical laboratory instrument manufacturing.
This information was last updated on Jul 01, 2025.