FIELD: fire-fighting, irrigation, cooling, aeration, applicable in devices for feeding of stable jet of liquid, pulp, emulsion or gas. SUBSTANCE: adjustable nozzle for feeding of fluid medium has a body with a deformable working section, having a channel with legs of a non-circular section and a device in the form of a housing for adjusting their angular position. The housing has at least one non-circular hole embracing the conjugated working section, it is installed on the body coaxially for rotation around its longitudinal axis. EFFECT: enhanced stiffness and accuracy of adjusted position of nozzle non-circular sections. 2 cl, 4 dwg
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