National Stock Number
5905-00-509-3940
National Stock Number (NSN) 5905-00-509-3940, or NIIN 005093940, (resistor,thermal) was assigned July 26, 1974 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers 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 Mar 31, 2017. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7M517P7094. The total value of the awarded contracts has been US$ 220.65.
This NSN is very common among different weapons systems, belonging to 37 different platforms.
There has been very little 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 Apr 26, 2008, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 00309. [A THERMALLY SENSITIVE RESISTOR WHOSE PRIMARY FUNCTION IS TO EXHIBIT A CHANGE IN ELECTRICAL RESISTANCE WITH A CHANGE IN BODY TEMPERATURE. ITEM MAY BE MOUNTED IN A PROBE OR HOUSING. FOR BALLAST TUBE TYPE RESISTORS, SEE RESISTOR (1), CURRENT REGULATING. EXCLUDES:TRANSMITTER (1), TEMPERATURE, ELECTRICAL RESISTANCE AND TEMPERATURE ELEMENT, RESISTANCE METEOROLOGICAL.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5905005093940 contains an unknown precious metal.
This NSN is associated to Schedule B 8533400080: variable resistors, including potentiometers, nesoi. The Schedule B End Use is listed as electric apparatus.
This information was last updated on Jul 01, 2025.