Plastic Bushing, 4", Nylon Plastic Used with Locknut

Plastic Bushing, 4", Nylon Plastic Used with Locknut – Electrical Conduit Fitting The Bridgeport 330-B 4-Inch Plastic Bushing is designed for use with a locknut to terminate and protect conductors inside threaded rigid and IMC conduits when entering an electrical box. This component is essential for electrical distributors and lighting solutions providers who require reliable wire and cable protection. Its rounded surface prevents damage to wire insulation, ensuring safe and compliant installations in commercial and industrial electrical systems. Specifications Material: Plastic (Nylon) Color: Black Length: 4.8125 in Width: 3.8125 in Temperature Rating: 150°C Weight: 0.1150 lbs Manufacturer: Bridgeport Fittings Manufacturer Part #: 330-B Country of Origin: United States Made in USA: Yes Order Minimum: 1 unit Certifications: OSHA-recognized, NRTL-listed electrical standards Features Used with locknut to terminate threaded rigid and IMC conduit to box Prevents damage to wire insulation with rounded surface design Temperature rated to 150°C for high-heat environments Corrosion-resistant and chemical-resistant nylon plastic construction Low-cost, maintenance-free solution for conduit termination Downloads & Links Spec Sheet