A dispenser for a pressurized container is provided with an outlet channel that opens into a nozzle housing intended to receive and retain a nozzle (40) provided with a retention ring (43). The nozzle housing has a tubular wall (34) that is open towards the outside at its end opposite to the outlet channel. The tubular wall (34) is provided, at a distance from its end open towards the outside, with a support surface (341) that extends over at least a portion of its periphery and behind which at least a portion of the retention ring (43) of a nozzle introduced into the nozzle housing can come into engagement.