National Stock Number
6685-01-212-2079
National Stock Number (NSN) 6685-01-212-2079, or NIIN 012122079, (tester,pyrometer and thermocouple) was assigned July 8, 1985 in the Federal Logistics Information System (FLIS). NIIN 012122079 was cancelled on December 16, 2017, 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, 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) 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 6685012122079 does not contain precious metals.
This information was last updated on Jun 01, 2025.