A housing part for attachment to a housing includes: at least one opening for at least one conductor embedded in a glass or a glass-ceramic material that is fed into the at least one opening providing a glass-metal seal (GTMS); an elevated area and/or a recess area configured to center the housing part within a structure of the housing and/or enhance the resilience against bending, the at least one opening being provided in the elevated area and/or the recess area, the elevated area and/or the recess area being situated in a glassing area plane; and at least two bores situated in a plane different from the glassing area plane.