https://nsiindustries.com/product/nonmetallic-filler-plug-for-bridgeport-connectors-1-2-nylon/
Use Bridgeport filler plugs to keep foreign objects and materials out of your electrical system by inserting them into push in, set screw and straddle type connectors when installing the fitting, but not immediately installing the cable.
https://nsiindustries.com/product/nonmetallic-filler-plug-for-bridgeport-connectors-3-4-nylon/
Use Bridgeport filler plugs to keep foreign objects and materials out of your electrical system by inserting them into push in, set screw and straddle type connectors when installing the fitting, but not immediately installing the cable.
https://nsiindustries.com/product/nonmetallic-filler-plug-for-bridgeport-connectors-3-8-nylon/
Use Bridgeport filler plugs to keep foreign objects and materials out of your electrical system by inserting them into push in, set screw and straddle type connectors when installing the fitting, but not immediately installing the cable.