Bearing housing, comprising: - a first housing part comprising a guiding surface ; - a second housing part comprising a surface that is configured to abut against the guiding surface of the first housing part ; - a bearing accommodation formed by a through hole inside said second housing part and defining a first direction (D1) therethrough; and - wherein the guiding surface of the first housing part and the surface of the second housing part that is configured to abut against the guiding surface of the first housing part are configured that, when they approach each other during assembly in a second direction (D2) that is transverse to said first direction (D1), the second housing part is positioned in a third direction (D3) relative to the first housing part , wherein the third direction (D3) is transverse to both the first direction (D1) and the second direction (D2), characterized in that - the first housing part comprises at least two guiding surfaces ; - the second housing part comprises at least two surfaces that are configured to abut against the guiding surface of the first housing part , wherein said two surfaces are setting surfaces ; - the at least two guiding surfaces and the at least two setting surfaces are oriented oblique relative to the second direction (D2) and the third direction (D3) and configured that, when they approach each other during assembly in the second direction (D2), the second housing part slides into a pre-determined position when it approaches and contacts the first housing part , and the second housing part is locked in the third direction (D3) relative to the first housing part . - a first housing part comprising a guiding surface ; - a second housing part comprising a surface that is configured to abut against the guiding surface of the first housing part ; - a bearing accommodation formed by a through hole inside said second housing part and defining a first direction (D1) therethrough; and - wherein the guiding surface of the first housing part and the surface of the second housing part that is configured to abut against the guiding surface of the first housing part are configured that, when they approach each other during assembly in a second direction (D2) that is transverse to said first direction (D1), the second housing part is positioned in a third direction (D3) relative to the first housing part , wherein the third direction (D3) is transverse to both the first direction (D1) and the second direction (D2), - the first housing part comprises at least two guiding surfaces ; - the second housing part comprises at least two surfaces that are configured to abut against the guiding surface of the first housing part , wherein said two surfaces are setting surfaces ; - the at least two guiding surfaces and the at least two setting surfaces are oriented oblique relative to the second direction (D2) and the third direction (D3) and configured that, when they approach each other during assembly in the second direction (D2), the second housing part slides into a pre-determined position when it approaches and contacts the first housing part , and the second housing part is locked in the third direction (D3) relative to the first housing part . <EOS>