National Stock Number (NSN) 5925-01-051-8103, or NIIN 010518103, (circuit breaker box subassembly) was assigned December 5, 1977 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5925012099222.
There are 4 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, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over a year. There have been 4 contracts issued for this part number, with 4 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7M124P7565, SPE7M023P4826, SPE7M123P1026, SPE7M519P2747, SPE7M519P2747. The total value of the awarded contracts has been US$ 111,155.00.
This NSN is very common among different weapons systems, belonging to 31 different platforms.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 01, 2013, 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 data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 37465. [AN ENCLOSURE WHICH IS DESIGNED TO MOUNT AND PROTECT ONE OR MORE CIRCUIT BREAKERS. IT DOES NOT INCLUDE THE CIRCUIT BREAKERS. IT IS DESIGNED FOR AND MAY INCLUDE A COVER AND ACCESSORIES AS MOUNTING HARDWARE, BRACKETS, AND CONDUIT FITTINGS. MAY INCLUDE TERMINAL BOARDS AND/OR BUS CONDUCTORS USED AS A CONVENIENCE FOR TERMINATING THE CIRCUIT BREAKERS. FOR ITEMS WHICH INCLUDE CIRCUIT BREAKERS, SEE CIRCUIT BREAKER BOX. FOR BOXES NOT DESIGNED TO MOUNT AND PROTECT CIRCUIT BREAKERS, SEE JUNCTION BOX.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5925010518103 contains an unknown precious metal.
This NSN is associated to Schedule B 8538907020: automatic circuit breaker parts for headings 8535, 8536 or 8537. 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.