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.
Knockout Plug, 2″, Plastic to Cap Unused Knockout Holes
https://testing.nsiindustries.com/product/knockout-plug-2-plastic-to-cap-unused-knockout-holes/
Use the Bridgeport 2″ Plastic Knockout Plug to cap unused knockout holes in a box or enclosure.
Knockout Plug, 1-1/2″, Plastic to Cap Unused Knockout Holes
https://testing.nsiindustries.com/product/knockout-plug-1-1-2-plastic-to-cap-unused-knockout-holes/
Use the Bridgeport 1-1/2″ Plastic Knockout Plug to cap unused knockout holes in a box or enclosure.
Knockout Plug, 1-1/4″, Plastic to Cap Unused Knockout Holes
https://testing.nsiindustries.com/product/knockout-plug-1-1-4-plastic-to-cap-unused-knockout-holes/
Use the Bridgeport 1-1/4″ Plastic Knockout Plug to cap unused knockout holes in a box or enclosure.
Knockout Plug, 1″, Plastic to Cap Unused Knockout Holes
https://testing.nsiindustries.com/product/knockout-plug-1-plastic-to-cap-unused-knockout-holes/
Use the Bridgeport 1″ Plastic Knockout Plug to cap unused knockout holes in a box or enclosure.
Knockout Plug, 3/4″, Plastic to Cap Unused Knockout Holes
https://testing.nsiindustries.com/product/knockout-plug-3-4-plastic-to-cap-unused-knockout-holes/
Use the Bridgeport 3/4″ Plastic Knockout Plug to cap unused knockout holes in a box or enclosure.
Knockout Plug, 1/2″, Plastic to Cap Unused Knockout Holes
https://testing.nsiindustries.com/product/knockout-plug-1-2-plastic-to-cap-unused-knockout-holes/
Use the Bridgeport 1/2″ Plastic Knockout Plug to cap unused knockout holes in a box or enclosure.
Bridgeport 9882 Universal Stud Bushing W/Washe, Box of 50
https://testing.nsiindustries.com/product/universal-stud-bushing-2-1-4-polypropylene-with-washer/
Use the Bridgeport 2-1/4″ Polypropylene Universal Stud Bushing with Washer to protect eire insulation in metal studs. The 9/16 inches diameter bushing is corrosion, freeze and chemical leak-resistant providing a long-lasting fit.
Bridgeport 9797 2-1/2 IN Plastic K/O Bushing, Box of 20
https://testing.nsiindustries.com/product/knockout-bushing-2-1-2-plastic-to-smooth-rough-edge-holes/
Use the Bridgeport 2-1/2″ Plastic Knockout Bushing with 1.984 KO to convert rough edge metallic holes to smooth holes protecting electrical, voice, data and video cables.
Knockout Bushing, 2″, Plastic to Smooth Rough Edge Holes
https://testing.nsiindustries.com/product/knockout-bushing-2-plastic-to-smooth-rough-edge-holes/
Use the Bridgeport 2″ Plastic Knockout Bushing with 1.984 KO to convert rough edge metallic holes to smooth holes protecting electrical, voice, data and video cables.