National Stock Number (NSN) 6685-01-350-1688, or NIIN 013501688, (control,temperature,indicating) was assigned December 11, 1991 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. One of those 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, with the most recent procurement date of Apr 21, 2017. There have been 10 contracts issued for this part number, with 10 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE4A417V5467, SPE4A616V1294, SPE4A616V1294, SPE4A615VD718, SPE4A615V9561. The total value of the awarded contracts has been US$ 27,411.53.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 31, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 05662. [A DEVICE COMPOSED OF ONE OR MORE CONTROL-ACTUATING MECHANISMS, ONE OR MORE SWITCHS, AND GRADUATED SCALES OR OTHER INDICATORS. IT IS DESIGNED TO MEASURE AND CONTROL TEMPERATURE IN OVENS, FURNACES, AND THE LIKE, THROUGH PERCEPTION OF A SENSING ELEMENT CONNECTED TO THE CONTROL. EXCLUDES:SWITCH, THERMOSTATIC(00451) AND THERMOSTAT, FLOW CONTROL(16516).]. 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 6685013501688 does not contain precious metals.
This NSN is associated to Schedule B 9032896040: process control instruments and apparatus for temperature control. 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 Aug 01, 2025.