EMT Conduit Coupling; Type Set Screw; Trade Size 1/2 Inch; Diameter 0.88 Inch; Length 1.5 Inch; Material Zinc Electroplated Steel; Constructional Feature Concrete-Tight; Standard Package 500; Approval UL 514B; Used On EMT Conduit; ROHS Compatible; Applicable Standard Federal Specification WF-408E, NEMA FB-1