National Stock Number
5905-00-156-6643
National Stock Number (NSN) 5905-00-156-6643, or NIIN 001566643, (resistor,adjustable) was assigned October 26, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, 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) 00009. [A RESISTOR WHOSE OVERALL OHMIC VALUE IS FIXED; IN ADDITION, IT HAS ONE OR MORE MOVABLE TERMINALS WHICH ARE DESIGNED TO BE SET AND FIXED PRIOR TO USE, TO INCLUDE ANY DESIRED VALUE OF RESISTANCE WITHIN THE RANGE OF THE COMPLETE RESISTOR. THE OPPOSITION TO THE FLOW OF CURRENT IS AN INHERENT PROPERTY OF THE MATERIAL USED AND IS MANIFEST IN THE HEAT DISSIPATED IN THE ITEM ITSELF.]. 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 5905001566643 contains an unknown precious metal.
This NSN is associated to Schedule B 8533390080: wirewound variable resistors, nesoi. The Schedule B End Use is listed as electric apparatus.
This information was last updated on Jul 01, 2025.