The invention relates to a connection arrangement in particular for a distributor mounting, connection mounting, connection pipe, fitting, in which at least one neck 2, serving as a fluid connection, is inserted, preferably welded, into a housing 15 of the distributor mounting, connection mounting, connection pipe or fitting or is formed in one piece on the housing 15, the neck 2 having an internal thread 3, preferably a 1/2" thread, and, in its end region remote from the housing, an external thread 4, preferably a 3/4" thread. According to the invention, it is proposed that, between that end 5 of the internal thread 3 remote from the housing and that end 25 of the neck 2 remote from the housing, the inner wall of the neck 2 is designed as a cylindrical surface, and that an annular component 9 having a circular- cylindrical outer surface is provided, which can be inserted into the space delimited by the cylindrical surface 10, preferably with a snug fit. IMAGE
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