To provide a spray nozzle equipped with the up and down moving guide member of a nozzle member constituted so that the guide cylinder erected on an attaching cap is fitted and inserted in the gap between the nozzle outer cylinder of the nozzle member and the connection cylinder fitted to a stem.

The spray nozzle is constituted by attaching the nozzle member to the stem of the pump mounted on the attaching cap. The attaching cap is formed by erecting the guide cylinder on the top wall of the pump attaching member and the nozzle member comprising the nozzle outer cylinder to which the nozzle head and a pressure plate are connected. The guide cylinder of the pump attaching member is inserted in the gap between the nozzle outer cylinder and the connection cylinder.