Coupling Fitting; Type Straight; Size A 3/4 Inch; Size B 3/4 Inch; End Connection Female Threaded x Female Threaded; Material Malleable Iron; Material Specification ASTM A197/A197M; Finish Galvanized; Pressure Rating Class 150; Applicable Standard ANSI, ASME, ASTM, IAPMO, UL (Canada and US), FM, UPC, ISO 9001, CRN