MIDLAND INDUSTRIES 64781H Half Merchant Coupling, 4 in FPT x 4 in Butt Weld, Steel, Galvanized
MIDLAND INDUSTRIES Half Merchant Coupling, Connection Size 1: 4 in, Connection Type 1: FPT, Connection Size 2: 4 in, Connection Type 2: Butt Weld, Steel, Galvanized, 4-8 Thread, Dimension Standards: ANSI B1.20.1