National Stock Number
6685-01-263-0400
National Stock Number (NSN) 6685-01-263-0400, or NIIN 012630400, (tester,pyrometer and thermocouple) was assigned September 9, 1987 in the Federal Logistics Information System (FLIS). NIIN 012630400 was cancelled on April 18, 2020, 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 Sep 02, 2020, this NSN's acquisition method was noted as: Acquire, for the first time, directly from the actual manufacturer rather than the prime contractor who is not the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 07344. [AN INSTRUMENT USED FOR CHECKING THERMOCOUPLES AND PYROMETERS. IT IS DESIGNED WITH A COMPENSATOR WHICH CAN BE ADJUSTED SO THAT THE MEASURED ELECTROMOTIVE FORCE, CORRECTED TO A STANDARD REFERENCE TEMPERATURE, CAN BE READ DIRECTLY FROM A SCALE. IT CAN BE USED AS A PH METER. EXCLUDES:RESISTOR, VARIABLE, WIRE WOUND; RESISTOR, VARIABLE, NONWIRE WOUND; METER, HYDROGEN ION TEST; AND PYROMETER (AS MODIFIED).]. 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 6685012630400 does not contain precious metals.
This information was last updated on May 01, 2025.