National Stock Number (NSN) 5975-01-457-8521, or NIIN 014578521, (junction box) was assigned August 5, 1998 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers 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 Feb 02, 2005, 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) 06219. [AN ENCLOSURE, OTHER THAN CAST METAL, DESIGNED TO HOUSE, MOUNT, AND PROTECT, BUT DOES NOT INCLUDE WIRING CONNECTIONS OR ELECTRICAL DEVICES SUCH AS TERMINALS AND/OR TERMINAL BOARDS, SWITCHES, JACKS, FUSEHOLDERS, CONNECTORS, CIRCUIT BREAKERS AND THE LIKE. IT IS DESIGNED FOR AND MAY INCLUDE A COVER AND SUCH ACCESSORIES AS MOUNTING HARDWARE, BRACKETS, LOCKS, CLAMPS, MOUNTS AND CONDUIT FITTINGS. EXCLUDES: CONDUIT OUTLET; AND CHAMBER,CABLE TERMINAL. FOR BOXES, WHICH INCLUDE ELECTRICAL DEVICES SUCH AS TERMINALS, TERMINAL BOARDS, SWITCHES, FUSEHOLDERS, JACKS, CONNECTORS, CIRCUIT BREAKERS AND THE LIKE, OR COMBINATIONS THEREOF, SEE SWITCH BOX; FUZE BOX; JACK BOX; TERMINAL BOX; CIRCUIT BREAKER BOX; OR DISTRIBUTION BOX. FOR BOXES WIRED TO PROVIDE THE INTERCONNECTING FACILITIES FOR A SPECIFIC MAJOR GROUP OF ELECTRONIC ITEMS OUTSIDE OF THE BOX, SEE INTERCONNECTING BOX OR INTERCONNECTING CABINET. __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________]. 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 5975014578521 does not contain precious metals.
This NSN is associated to Schedule B 8536908030: electrical junction boxes, for a voltage not exceeding 1,000 v. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335932: noncurrent-carrying wiring device manufacturing.
This information was last updated on Aug 01, 2025.