Full Technical Description: Compression Type; Zinc Plated Steel (Body/Nut) Material; 2.88 Inch; EMT Conduit Used on; 0.88 Inch Thread Length; UL 514B, CUL, CSA C22.2 Approval; 4 Inch Diameter; 3 Inch Trade Size; Concretetight; Non-Insulated Throat Type; Etp Brand; Applicable Standard NEMA FB-1; SERIES 7000S Model