National Stock Number
5831-00-116-6503
National Stock Number (NSN) 5831-00-116-6503, or NIIN 001166503, (intercommunication set) was assigned October 9, 1968 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5831006888778.
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 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 01, 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. 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) 00304. [A COMPLETE WIRED UNIT SPECIFICALLY DESIGNED TO PROVIDE TWO-WAY VOICE COMMUNICATION WHICH MAY BE AMPLIFIED. IT MAY BE SUPPLEMENTED BY SIGNAL DEVICES, BETWEEN ANY TWO STATIONS OR FROM ONE STATION TO ANY NUMBER OF OTHER STATIONS IN THE SET.]. 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 5831001166503 contains an unknown precious metal.
This NSN is associated to Schedule B 8518500000: electric sound amplifier sets. The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334310: audio and video equipment manufacturing.
This information was last updated on Aug 01, 2025.