National Stock Number
5961-00-057-4801
National Stock Number (NSN) 5961-00-057-4801, or NIIN 000574801, (semiconductor device,thyristor) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 4 suppliers are listed as Active suppliers 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.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2006, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 33096. [A BISTABLE SEMICONDUCTOR DEVICE COMPRISING THREE OR MORE JUNCTIONS WHICH IS NORMALLY A NONCONDUCTOR UNTIL THE APPLICATION OF A SIGNAL TO A GATE TERMINAL, AT WHICH TIME THE DEVICE SWITCHES TO THE CONDUCTIVE STATE. INCLUDES DEVICES CAPABLE OF BEING SWITCHED BACK TO THE NONCONDUCTIVE STATE UPON APPLICATION OF A DIFFERENT SIGNAL TO THE SAME OR ANOTHER GATE TERMINAL. MAY OR MAY NOT INCLUDE MOUNTING HARDWARE AND/OR HEATSINK. FOR SOLID STATE DEVICES WHICH ARE RESPONSIVE TO VISIBLE OR INFRARED RADIANT ENERGY, SEE SEMICONDUCTOR DEVICE, PHOTO.]. 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 5961000574801 contains an unknown precious metal.
This NSN is associated to Schedule B 8541300080: thyristors, diacs & triacs, other than photosensitive devices, nesoi. The Schedule B End Use is listed as semiconductors. NAICS classification category 334413: semiconductor and related device manufacturing.
This information was last updated on Jul 01, 2025.