[Function] High pressure hose with M22 14mm female thread can connect to the pressure washing pump, back to work. [Replacement Kit] 3/8inch male water oulet kit number 7106686. The hex in the middle is 22mm. With O-ring seal installed. [Compatibility] Fits for pressure washer pump of 510005, 520002, 520013, 520014, 530017, 540001, 540002, 540005, 540006. [Quality Material] Made of brass with long service time, hard and rust . [Easy to Install] Just use a wrench to loose the old outlet fitting and install a new one. Use some lubricant if, Weight: 0.220462262 pounds, Manufacturer: Duanthry