hose connector to rainwater barrel

This is a connector for my rainwater barrel outlet, so that I can connect a hose via a standard gardena adapter to it. (Files: Auslass-schnapp.stl) A 2.62 mm O-ring is required to complete.

Alternatively there is a 3/4'' to 1 '' Adapter, which also can be used. (Files: Auslass.stl)



Here are the main parameters: Tests and any comments welcomed. I do not know the name nor standard used at the barrel. It is this one: https://www.bauhaus.info/regenspeicher/4rain-regenspeicher-vino/p/25044