IMC/Rigid Conduit Bushing; Type Threaded Female; Trade Size 3 Inch; Diameter 3-13/16 Inch; Height 3/4 Inch; Throat Type Insulated; Temperature Rating 105 Deg C; Material Plain Finish Plastic; Standard Package 25; Approval UL 514B, CSA; Used On IMC/Rigid Conduit; RoHS Compliant; Applicable Standard Federal Specification A-A-50553, NEMA FB-1; Used with Locknut