An oil sump for supplying an assembly of a motor vehicle, including: a housing including a housing frame and a closure part, such as for example a housing cover, which is joined to the housing frame; an oil accommodating space enclosed by the housing. The housing frame circumferentially surrounds the oil accommodating space; and a suction channel which extends into the oil accommodating space and includes an opening via which oil can be delivered or suctioned from the oil accommodating space through the suction channel. The suction channel is formed by the housing frame and the closure part.

An engine oil system for an aircraft engine includes an oil tank and an oil tank return. The oil tank forms an internal oil cavity. The oil tank return forms a portion of an oil flow path through the engine oil system. The oil tank return includes a return body forming a return passage extending between and to a passage inlet and a passage outlet. The return body includes an inner diameter wall and an outer diameter wall. The inner diameter wall and the outer diameter wall form a turn of the return passage between the passage inlet and the passage outlet. The return body forms a top side, a corner, and an oblique side at the passage outlet. The corner and the oblique side are disposed at the outer diameter wall. The corner extends between the top side and the oblique side.

An engine oil system for an aircraft engine includes an oil tank and an oil tank return. The oil tank forms an internal oil cavity. The oil tank return forms a portion of an oil flow path through the engine oil system. The oil tank return includes a return body forming a return passage extending between and to a passage inlet and a passage outlet. The return body includes an inner diameter wall and an outer diameter wall. The inner diameter wall and the outer diameter wall form a turn of the return passage between the passage inlet and the passage outlet. The return body forms a top side, a corner, and an oblique side at the passage outlet. The corner and the oblique side are disposed at the outer diameter wall. The corner extends between the top side and the oblique side.