The ISO 7241 A Series of quick disconnect couplers are used on a large spectrum of hydraulic applications with strenuous quality standards such as the aerospace, automotive, electronics industries. They are also recommended for general purpose, machine tools, mobile hydraulics, and other equipment applications. Our Series A couplers are interchangeable with all ISO 7241 A series couplings. Size: 1/2 Body, 1/2 NPT Thread, Poppet Valve. Nominal Flow Rate: 6.5 GPM. Max Flow Rate: 12.15 GPM. Max Working (PSI): 4410 psi. Male Face Diameter 1.496 (38mm). Male Length: 1.890 (48mm). Hex: 1.063 (27mm). What' s Included: Male Coupler.