Reversible coating material nozzle for a spray gun for coating a workpiece with coating material

A reversible coating material nozzle for a spray gun for coating a workpiece with coating material,

• which can be installed in an operating position and in a cleaning position in a nozzle mount of the spray gun,
• wherein a nozzle core having a nozzle core opening is provided,
• wherein a nozzle nipple having a nozzle nipple opening is provided,
• wherein the nozzle nipple forms a form fit with the nozzle core,
• wherein a nozzle channel for the coating material is provided, the nozzle channel reaching through the nozzle nipple and the nozzle core and connecting the nozzle nipple opening to the nozzle core opening,
• wherein the nozzle nipple opening is arranged in the operating position on the upstream side of the nozzle core,
• wherein the nozzle nipple has a cylindrical portion, which in the operating position forms a form fit with the nozzle mount of the spray gun,
• wherein an axial stop is provided,
• wherein the ratio between the axial length (L) from the axial stop to the axial edge of the cylindrical portion and the outer nozzle diameter (D) lies in the range between 0.75 and 2.00.