National Stock Number
6685-00-245-4525
National Stock Number (NSN) 6685-00-245-4525, or NIIN 002454525, (thermowell) 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 no manufacturer part numbers associated to this NSN.
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 Feb 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 40096. [A PRESSURE-TIGHT RECEPTACLE MOUNTED TO AN ITEM BY EXTERNAL THREADS, FLANGE AND/OR WELDING. IT IS DESIGNED TO HOLD TEMPERATURE SENSING DEVICES, SUCH AS, TERMOCOUPLES, RESISTANCE TEMPERATURE DETECTORS, AND THERMOMETERS.]. 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 6685002454525 contains an unknown precious metal.
This NSN is associated to Schedule B 9033000000: parts and accessories (not specified or included elsewhere in this chapter) for machines, appliances, instruments or apparatus of chapter 90. 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.