Rigid/EMT Conduit Coupling; Type Compression; Trade Size 1/2 Inch; Diameter 1.08 Inch; Length 1.38 Inch; Material Ball Burnished Mirror Smooth Die-Cast Zinc; Constructional Feature Concrete-Tight; Standard Package 500; Approval UL 514B, CSA; Used On Rigid/EMT Conduit; ROHS Compatible; Applicable Standard Federal Specification A-A-50553, NEMA FB-1