EMT Conduit Connector; Type Compression; Throat Type Insulated; Trade Size 4 Inch; Diameter 5-1/8 Inch; Length 4-23/32 Inch; Thread Length 1-3/32 Inch; Material Zinc Electroplated Steel; Constructional Feature Concrete-Tight; Standard Package 6; Approval UL 514B, UL (Canada and US); Used On EMT Conduit; ROHS Compatible; Applicable Standard Federal Specification A-A-50553, NEMA FB-1