Patent ID: 7988126

Claim:
An electromagnetic actuation unit of a hydraulic valve, comprising: a housing; a closing body; and a sealing element, the sealing element being arranged in an annular groove formed on the closing body, the closing body being plugged into an insertion opening of the housing, the housing having a sleeve-shaped region which, starting from the insertion opening of the housing, has a first and an adjacent second axial region, an internal diameter of the first region being of greater configuration than an internal diameter of the second region, the sealing element bearing against the closing body and the second region of the housing, and the first region merging into the second region by means of an insertion bevel, wherein the internal diameter of the first region is greater than an external diameter of the sealing element, but smaller than the external diameter of the closing body which is increased by a radial thickness of a material of a relieved sealing element.