National Stock Number (NSN) 5961-00-421-2993, or NIIN 004212993, (semiconductor device set) was assigned December 7, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 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, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are 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 Sep 24, 2009. 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: SPM7M509M4961, SPM7M509M4961. The total value of the awarded contracts has been US$ 3,000.00.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
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: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) 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) 20590. [A GROUPING OF TWO OR MORE INDIVIDUAL SEMICONDUCTOR DEVICES, SUCH AS TRANSISTORS, DIODES, AND PHOTO SEMICONDUCTOR DEVICES. IT INCLUDES MATCHED PAIRS. EXCLUDES:ABSORBER, OVERVOLTAGE; SEMICONDUCTOR DEVICE ASSEMBLY. FOR INTERCONNECTED ITEMS FUNCTIONING AS POWER SUPPLY RECTIFIERS, SEE RECTIFIER, SEMICONDUCTOR DEVICE.]. 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 5961004212993 contains gold.
This NSN is associated to Schedule B 8541500080: semiconductor 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 Aug 01, 2025.