National Stock Number
5805-00-403-6789
National Stock Number (NSN) 5805-00-403-6789, or NIIN 004036789, (telephone circuit,trunk signalin) was assigned June 24, 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 5 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. 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.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2006, 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) 07975. [A TELEPHONE CIRCUIT CONSISTING PRIMARILY OF TELEPHONE RELAYS AND ASSOCIATED TELEPHONE EQUIPMENT DESIGNED FOR USE IN CONNECTION WITH A STRAIGHT-FORWARD TRUNK CIRCUIT TO PROVIDE STRAIGHT-FORWARD SIGNALING FACILITIES ON A TWO WIRE BASIS WHERE TELEPHONE CARRIER EQUIPMENT IS NOT USED.]. 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 5805004036789 contains an unknown precious metal.
This NSN is associated to Schedule B 8543706000: articles designed for connection to telegraphic or telephonic apparatus or instruments or to telegraphic or telephonic networks. The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334210: telephone apparatus manufacturing.
This information was last updated on Jul 01, 2025.