Bridgeport 325-B 1 1/2 IN PLASTIC BUSHING
https://nsiindustries.com/product/bridgeport-325-b-1-1-2-in-plastic-bushing/
The Bridgeport 1-1/2″ Nylon Plastic Bushing terminates and protects conductors inside threaded rigid and IMC conduits when entering a box using a simple locknut. The bushing is temperature rated to 150u00b0C.