National Stock Number
5975-01-066-6491
National Stock Number (NSN) 5975-01-066-6491, or NIIN 010666491, (box connector,electrical) was assigned October 15, 1978 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 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 assigned to Item Name Code (INC) 09663. [AN ITEM DESIGNED TO MECHANICALLY CONNECT IN A STRAIGHT LINE OR AN ANGLE ELECTRICAL CONDUIT, CONDUIT ASSEMBLIES, WIRE, WIREWAY, CABLE, OR CABLE ASSEMBLIES TO A POINT OF TERMINATION, SUCH AS A JUNCTION BOX, CONDUIT OUTLET, OR THE LIKE. THE TERMINATION END MUST HAVE AN EXTERNAL THREAD WITH A BOSS OR SHOULDER AND MAY BE FURNISHED WITH A LOCKNUT OR BONDNUT; OR, MUST HAVE INTERNAL THREAD WITH WHICH IS FURNISHED AN EXTERNALLY THREADED HUB WITH A WRENCHING FEATURE; OR BE OF A SNAP-IN TYPE THAT MAY BE INSTALLED FROM EITHER INSIDE OR OUTSIDE THE BOX AND SECURED WITH A CAPTIVE SCREW. IT IS NOT INTENDED TO JOIN CONDUIT TO CONDUIT. FOR ANGLE TYPE ITEMS HAVING A MALE THREAD WITHOUT A BOSS OR SHOULDER, SEE ELBOW, ELECTRICAL CONDUIT. DOES NOT INCLUDE FACILITIES TO MOUNT WIRING DEVICES. EXCLUDES:CHASE NIPPLE, CONDUIT.]. 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 5975010666491 contains an unknown precious metal.
This NSN is associated to Schedule B 8543909000: electrical machines and apparatus parts, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335999: all other miscellaneous electrical equipment and component manufacturing.
This information was last updated on Aug 01, 2025.