Male O-Ring Hose Fitting, Refrigerant Type 134A, R12, R22, R502, MP39, MP66 and R404A, Male Thread 5/8-18 In, Dash Size 6, Min Burst Pressure 2000 PSI, Max Working Pressure 500 PSI, Hose Outside Dia 0.58 In, Hose Inside Dia 0.31 In, Material Steel, For Use With Male O-Ring and Short Pilot, Standards SAE J2064