Bung hole and tap assembly for small containers provided with at least one positioning and holding means

Bung hole and tap assembly for small flexible containers, in particular for food drinks, comprising:

• a bung hole (2) with a substantially planar bottom ring member having a bottom surface structurally configured to be welded onto a flexible bag forming a fluid tight seal and further provided with an external ring (22), the external ring which is disposed on the bung hole parallel to and spaced apart from the substantially planar bottom ring member and also spaced apart from a distal opening of the bung hole, is used for guiding and supporting the bung hole (2) and a tap for dispensing liquids inserted into the bung hole (2) and comprising an elongated tap body (1) for mounting of the tap into the bung hole (2) and for dispensing the liquid, wherein, on the bung hole (2), at least one means (3) is provided for positioning and holding the bung hole (2) on the container and in a machine for producing containers or wineskins and/or in a machine for filling and indexing the tap body (1) for mounting the tap in said bung hole (2) which means (3) comprises two flat surfaces extending in parallel on the external ring (22) of the bung hole (2) on the opposite side thereof designed to cooperate with a guiding means of a machine for producing and/or machine for filling.