EMT Conduit Coupling; Type Compression; Trade Size 3 Inch; Diameter 4-1/4 Inch; Length 4-1/4 Inch; Material Die-Cast Zinc; Constructional Feature Raintight; Standard Package 12; Approval UL 514B; Used On EMT Conduit; ROHS Compatible; Applicable Standard Federal Specification A-A-50553, NEMA FB-1