Plastic Bushing, 3" Plain Plastic Used with Locknut – Electrical Conduit Fitting This 3-inch plastic bushing is designed for use with locknuts to terminate threaded rigid and IMC conduit to electrical boxes. It protects conductors by preventing damage to wire insulation during conduit entry. The bushing is suitable for electrical distributors and switchgear suppliers requiring reliable conduit fittings compliant with recognized electrical standards. It is temperature rated to 105°C and made from corrosion-resistant, maintenance-free plastic. Specifications Material: Plastic Color: Gray Length: 3.8125 in Width: 2.9375 in Temperature Rating: 105°C Weight: 0.0840 lbs Country of Origin: United States Manufacturer: Bridgeport Fittings Manufacturer Part #: 328 Features Used with locknut to terminate threaded rigid and IMC conduit to box Prevents damage to wire insulation with rounded surface Plain plastic construction for corrosion and chemical resistance Maintenance-free design Meets OSHA-recognized, NRTL-listed electrical standards Made in USA Downloads & Links Spec Sheet