A pistol-type water nozzle has a body provided with an actuating member and a control valve seat capable of being actuated by the actuating member. The control valve seat is composed of a valve seat tube, a valve tube member, a slide rod, a press rod member, and a tension spring. The valve seat tube is provided with a plurality of locating cavities. The valve tube member is provided with a plurality of protuberances. The valve tube member is fitted into the valve seat tube such that the protuberances of the valve tube member are retained in the locating cavities of the valve seat tube. The slide rod is slidably received in an axial hole of the valve tube member. The press rod member is provided with an action block and is received in the axial hole of the slide rod. The tension spring is fitted into the valve tube member such that the slide rod is urged by one end of the tension spring, and that the tubular handle of the body is urged by another end of the tension spring.