National Stock Number
5945-00-557-1731
National Stock Number (NSN) 5945-00-557-1731, or NIIN 005571731, (relay distribution box) was assigned November 8, 1974 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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 Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 77777. This item is specifically designed to be or selected as being nuclear hard. In addition, this item has other critical features such as tolerance, fit restrictions or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5945005571731 contains an unknown precious metal.
This NSN is associated to Schedule B 8535908090: electrical apparatus for switching or protecting electrical circuits, for a voltage exceeding 1000 v, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335313: switchgear and switchboard apparatus manufacturing.
This information was last updated on Jul 01, 2025.