Part Number: 11643904 (Tube) Part Number: 116439-1 (Pin+) Part Number: 11643914 (No description) Part Number: 11643922 (Hose assy) Part Number: 11643929 (Pin) Part Number: 11643941 (Elevating mechanism) Part Number: 1164395- (Control interphone) Part Number: 11643958 (Hardware) Part Number: 1164396 (Panel, interphone) Part Number: 11643968 (Component) Part Number: 1164397 (Panel, interphone control) Part Number: 11643975 (Pin,straight,headle) Part Number: 11643976 (Spacer) Part Number: 11643980 (Ring,retaining,bearing)