National Stock Number
5961-00-163-7231
National Stock Number (NSN) 5961-00-163-7231, or NIIN 001637231, (semiconductor device,diode) was assigned February 7, 1973 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 5961001633711, 5961004709292, 5961011551349.
There are 21 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 21 suppliers. Today, 18 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 6 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 20589. [A TWO ELECTRODE SEMICONDUCTOR DEVICE HAVING AN ASYMMETRICAL VOLTAGE - CURRENT CHARACTERISTIC. MAY OR MAY NOT INCLUDE MOUNTING HARDWARE AND/OR HEATSINK. EXCLUDES:LIGHT EMITTING DIODE AND SEMICONDUCTOR DEVICE,PHOTO. FOR ITEMS CONTAINING MATERIAL SUCH AS SELENIUM AND COPPER OXIDE, SEE RECIFIER, METALLIC.]. 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 5961001637231 does not contain precious metals.
This NSN is associated to Schedule B 8541100070: diodes, other than photosensitve or led, with a maximum current of 0.5 a or less. The Schedule B End Use is listed as semiconductors. NAICS classification category 334413: semiconductor and related device manufacturing.
This information was last updated on Aug 01, 2025.