National Stock Number
5961-00-163-6955
National Stock Number (NSN) 5961-00-163-6955, or NIIN 001636955, (semiconductor device,diode) was assigned February 2, 1973 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 6 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is 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 somewhat common among different platforms, belonging to 2 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 886. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 01, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 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 is specifically designed to be or selected as being nuclear hard. In addition, this item has other critical features such as tolerance, fit restrictions or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5961001636955 contains an unknown precious metal.
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 Jul 01, 2025.