National Stock Number (NSN) 5975-00-281-0056, or NIIN 002810056, (cover,junction box) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 5975016200624, 5975004249897, 5975002807792.
There are 15 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 13 suppliers. Today, 13 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Jun 08, 2010. 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: SPM4A610MP511, SPM4A610MP511, SPM4A610M4071, SPM4A610M4071, SPM4A609MN095. The total value of the awarded contracts has been US$ 90,672.47.
This NSN is very common among different weapons systems, belonging to 69 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 Apr 08, 2010, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (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) 13702. [A COVER CONTAINING FACILITIES FOR MOUNTING DIRECTLY ON A JUNCTION BOX. IT MAY HAVE PROVISIONS FOR THE INSERTION AND/OR MOUNTING OF ELECTRICAL DEVICES, SUCH AS SWITCHES, CONNECTORS, ADDITIONAL COVERS, AND JEWELS. IT MAY INCLUDE THE JEWEL(S). FOR COVERS HAVING FACILITIES FOR MOUNTING ON BRACKETS OR ON CURRENT CARRYING DEVICES SUCH AS SWITCHES AND RECEPTACLE CONNECTORS, SEE PLATE, WALL, ELECTRICAL. SEE ALSO COVER, CONDUIT OUTLET.]. 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 5975002810056 does not contain precious metals.
This NSN is associated to Schedule B 8538907080: parts suitable for use solely or principally with the apparatus for heading 8535, 8536,8537, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335314: relay and industrial control manufacturing.
This information was last updated on Jul 01, 2026.