National Stock Number
5975-12-321-5158
National Stock Number (NSN) 5975-12-321-5158, or NIIN 123215158, (bushing,electrical conduit) has an unknown assigned date. 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 somewhat common among different platforms, belonging to 3 different weapons systems.
This NSN is assigned to Item Name Code (INC) 06940. [AN ITEM OF METAL AND/OR INSULATING MATERIAL HAVING INTERNAL THREADS DESIGNED TO FIT OVER THE END OF ELECTRICAL CONDUIT AND/OR FITTINGS TO PROVIDE A SMOOTH INTERIOR WITH A ROUNDED EDGE TO PREVENT DAMAGE TO THE INSULATION OF THE WIRE OR CABLE EMERGING THEREFROM. IT MAY BE DESIGNED TO FIT OVER THE END OF THIN WALL CONDUIT, AND TO BE FITTED WITH HOLDING (STAKING) SCREWS, OR IT MAY BE PROVIDED WITH INTERNAL STRAIGHT THREADS FOR ATTACHING TO THICK WALL ELECTRICAL CONDUIT OR FITTINGS. IT MAY BE FITTED WITH A TEMPORARY KNOCKOUT CAP (BUSHCAP), AND GROUNDING OR BONDING FACILITIES. FOR EXTERNALLY THREADED ITEMS, SEE BOX CONNECTOR, ELECTRICAL; BUSHING, ELECTRICAL CONDUCTOR; CHASE NIPPLE, CONDUIT AND BUSHING, STRAIN RELIEF, CABLE. SEE ALSO FERRULE, ELECTRICAL CONDUIT. EXCLUDES:PLAIN SLEEVE BUSHINGS.].
This information was last updated on Aug 20, 2025.