Plug connector comprising verification element

A plug connector,

• comprising a housing,
• a locking element, and
• a verification element,
• wherein the housing has a receiving space, a connection piece and a duct through which fluid can flow,
• wherein the locking element is movable between an open position and a fastening position,
• wherein in the open position of the locking element a plug can be inserted into the receiving space and in the fastening position of the locking element the plug that is inserted into the receiving space can be fastened by the locking element within the receiving space,
• wherein the verification element in an open position of the locking element is at least partially covered by the latter and in a fastening position of the locking element is readable,
• wherein the verification element is connected fixedly and non-movably to the housing,
• wherein the verification element is mounted on a tab which protrudes in the radial direction with respect to the housing,
• wherein the housing and the tab are formed in one piece with the verification element such that none of adhesive bonding, welding, and clipping are present between the housing and the tab, and
• wherein a face of the tab is oriented in an axial direction of the housing, is parallel to a longitudinal extent of the housing, and is pointed in the direction of the locking element.