National Stock Number
5805-00-505-2278
National Stock Number (NSN) 5805-00-505-2278, or NIIN 005052278, (switch,telephone,connector) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 15 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 Jul 02, 2006, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. 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) 00734. [A DEVICE WITH SWITCHING FACILITIES USED TO CONNECT A TRUNK (FROM A SWITCH, TELEPHONE, FINDER OR A SWITCH, TELEPHONE, SELECTOR) TO A DESIRED TELEPHONE SUBSTATION LINE OR PBX EXTENSION, AND SOMETIMES HAVING FACILITIES TO DISTINGUISH BETWEEN GROUPS OF LINES OR TO HUNT FOR AN IDLE LINE TERMINAL WHEN THE TERMINALS ARE GROUPED.]. 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 5805005052278 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.