National Stock Number
5825-01-055-1841
National Stock Number (NSN) 5825-01-055-1841, or NIIN 010551841, (switchboard,signal distribution,) was assigned February 2, 1978 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 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, 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 24, 2001, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. 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) 26947. [A DEVICE WHICH, IN ASSOCIATION WITH A CONTROL KEYER, AUDIO LINES, AND A SWITCHBOARD TIED BY AIR-TO-GROUND MULTIPLEX CHANNELS, PROVIDES AN AIR-TO-AIR OR AIR-TO-GROUND AUTOMATIC SWITCHING FACILITY, HAVING THE CAPABILITY OF DETECTING INBAND TONES AND USING THIS TO KEY RADIO SETS.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5825010551841 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.