National Stock Number (NSN) 5821-01-521-5182, or NIIN 015215182, (switching unit,audio-video) was assigned June 24, 2004 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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, with the most recent procurement date of Sep 28, 2017. 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: SPE4A617C0236, SPE4A617C0236. The total value of the awarded contracts has been US$ 3,198,000.00.
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. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 11, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 41999. [AN ITEM THAT ELECTRICALLY AND/OR MECHANICALLY SWITCHES AUDIO AND/OR VIDEO SIGNALS. IT IS DESIGNED TO SELECT AUDIO/VIDEO INPUTS TO BE APPLIED TO SPECIFIC OUTPUTS VIA MANUAL CONTROL OR REMOTE CONTROL UNITS. IT ALLOWS SIGNALS TO BE SWITCHED TO SPECIFIC EQUIPMENT SUCH AS MONITORS, RECORDERS, EDITORS AND THE LIKE. IT MAY BE RACK MOUNTED OR A STAND ALONE UNIT.]. Item has not been reviewed for Flight Safety Critical Aircraft Part (FSACP), Critical Safety Item (CSI), or Critical Application Item (CAI) purposes by an approved engineering authority. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5821015215182 does not contain precious metals.
This NSN is associated to Schedule B 8529906000: parts for apparatus of headings 8525 to 8528, nesoi. The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334419: other electronic component manufacturing.
This information was last updated on Jul 01, 2025.