A valve with a locked set screw that is covered with a cap having a rotation space fitting freely over a nut and a female threaded portion screwed onto the set screw.

摘要

A valve comprises a set screw (37) that is screwable into and out of a complementary female threaded opening in a valve part for changing a setting of the valve, preferably for changing an adjustable flow restriction of the valve, in which the set screw (37) comprises a free outer end that projects outside the valve part, and a gripping part (39) on its free outer end for a tool to be engageable thereupon. The free outer end of the set screw (37) comprises a male thread onto which a locking nut (38) is screwed. A protective cap (50) is provided for covering the free outer end, that comprises a first cap portion with a rotation space for fitting freely rotatable over the locking nut (38), and a second cap portion with a complementary female thread that is screwed onto the male thread towards a locked position.