National Stock Number
5975-99-779-2549
National Stock Number (NSN) 5975-99-779-2549, or NIIN 997792549, (coupling,electrical conduit) has an unknown assigned date. NIIN 997792549 was cancelled on January 2, 2013, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. 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, there are no suppliers that are 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) 09664. [AN ITEM SPECIFICALLY DESIGNED AND CONSTRUCTED TO MECHANICALLY CONNECT IN A STRAIGHT LINE TWO SECTIONS OF ELECTRICAL CONDUIT OR LIKE FABRICATION AND OF THE SAME SIZE. FOR THREE-PIECE ITEMS WHICH MAY BE DISASSEMBLED WITHOUT DISTURBING THE REST OF THE CONDUIT LINE, SEE UNION, ELECTRICAL CONDUIT. SEE ALSO ADAPTER, ELECTRICAL CONDUIT; POTHEAD; AND SEALING FITTING, ELECTRICAL CONDUIT.].
This information was last updated on Aug 13, 2025.