SPRAY GUN

PURPOSE:To provide a spray gun capable of certainly removing the foreign matter in a nozzle without damaging the nozzle. CONSTITUTION:A spray gun has a leading end cylindrical part 1 having liquid supply ports 5, 5a communicating with a liquid inflow port, a spray nozzle part A having a spray orifice 30 provided with a fine throttle 30a formed thereto and connected to the leading end surface of the lead cylindrical part at the rear end surface thereof in a freely separable manner and having a liquid supply port capable of communicating with the spray hole and an engaging part 31 engaged with the spray nozzle part. Further, a connection cap 2 capable of being connected to the leading end cylindrical part in a freely detachable manner by screw connection means 4, 32 and a spacer capable of being held between the leading end surface of the leading end cylindrical part and the leading end part 21 of the spray nozzle part selectively in a detachable manner at the time of the removal of foreign matter and having the through hole capable of connecting the liquid supply hole of the leading end cylindrical part and the spray hole of the spray nozzle part are formed.