Midland Metal HNV12FB ISO-B Quick Disconnect Coupler, 1/2 in FPT x 1/2 in FPT, Steel

ISO-B Interchange Quick Disconnect Female Pipe Coupler, Connection Size 1: 1/2 in, Connection Type 1: ISO-B Coupler, Connection Size 2: 1/2 in, Connection Type 2: Female NPT, Brass, 1/2-14 Thread