IMC/Rigid Conduit Connector, Type Compression, Threadless, Throat Type Insulated, Trade Size 1-1/4 Inch, Diameter 2.31 Inch, Length 1.94 Inch, Thread Length 0.63 Inch, Material Steel, Constructional Feature Concrete-Tight, Standard Package 50, Approval UL 514B, CSA C22.2, Used On IMC/Rigid Conduit, Applicable Standard NEMA FB-1