National Stock Number
5821-00-163-2839
National Stock Number (NSN) 5821-00-163-2839, or NIIN 001632839, (matrix,communication) was assigned August 14, 1972 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers 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 Feb 02, 2019, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 40849. [A UNIT THAT CONTAINS COORDINATE SWITCHES FOR INTERCONNECTING A NUMBER OF INLET TERMINALS AND A NUMBER OF OUTLET TERMINALS BY CROSSPOINTS WHICH CONTAIN A CONNECTING DEVICE SUCH AS A RELAY. SEE ALSO SWITCHING GROUP, AUDIO FREQUENCY; SWITCHING GROUP, RADIO FREQUENCY; RELAY ASSEMBLY. EXCLUDES:MATRIX, COMPUTER; MATRIX, CODE.]. 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 5821001632839 does not contain precious metals.
This information was last updated on Jul 01, 2025.