A retractable cleaning nozzle for spray cleaning an interior surface of a pipe or a tank, the cleaning nozzle comprising: a nozzle housing configured to be stationary mounted in a hole of the side wall of the pipe or tank and having a front side arranged to face towards the interior of the pipe or tank and a rear side arranged to face away from the interior of the pipe or tank, an inlet port configured for receiving a cleaning fluid, and a cylindrical interior bore with a central axis defining an axial direction, wherein the interior bore is open towards the front side of the nozzle housing , characterized in that it further comprises: a first plug movably arranged in the axial direction (AD) within the bore of the nozzle housing between a retracted position and a protruding position, wherein the first plug has a sleeve-shaped body with a front wall closing a front portion of the sleeve-shaped body , wherein the front wall of the sleeve-shaped body includes a first set of spray holes configured to eject cleaning fluid substantially in the axial direction (AD), wherein the sleeve-shaped body of the first plug includes a second set of spray holes configured to eject cleaning fluid substantially in a radial direction (RD) perpendicular to the axial direction (AD), wherein a front surface of the first plug is substantially flush with a front surface of the nozzle housing in the retracted position of the first plug , and wherein a front portion of the first plug , including the first and second set of spay holes , protrudes beyond the front surface of the nozzle housing in the protruding position of the first plug for enabling spray cleaning of the interior surface of the pipe or tank, a second plug arranged within a space defined by the sleeve-shaped body of the first plug and configured for closing a flow path from the inlet port to the first set of holes of the first plug when the first plug is located in the retracted position. a nozzle housing configured to be stationary mounted in a hole of the side wall of the pipe or tank and having a front side arranged to face towards the interior of the pipe or tank and a rear side arranged to face away from the interior of the pipe or tank, an inlet port configured for receiving a cleaning fluid, and a cylindrical interior bore with a central axis defining an axial direction, wherein the interior bore is open towards the front side of the nozzle housing , characterized in that it further comprises: a first plug movably arranged in the axial direction (AD) within the bore of the nozzle housing between a retracted position and a protruding position, wherein the first plug has a sleeve-shaped body with a front wall closing a front portion of the sleeve-shaped body , wherein the front wall of the sleeve-shaped body includes a first set of spray holes configured to eject cleaning fluid substantially in the axial direction (AD), wherein the sleeve-shaped body of the first plug includes a second set of spray holes configured to eject cleaning fluid substantially in a radial direction (RD) perpendicular to the axial direction (AD), wherein a front surface of the first plug is substantially flush with a front surface of the nozzle housing in the retracted position of the first plug , and wherein a front portion of the first plug , including the first and second set of spay holes , protrudes beyond the front surface of the nozzle housing in the protruding position of the first plug for enabling spray cleaning of the interior surface of the pipe or tank, a second plug arranged within a space defined by the sleeve-shaped body of the first plug and configured for closing a flow path from the inlet port to the first set of holes of the first plug when the first plug is located in the retracted position. <EOS>