This International Standard specifies the requirements for rubber hoses and hose assemblies, up to a maximum hose size of 19, for use in motor vehicles with liquefied petroleum gas (LPG) installations. The hoses are designed for use up to a maximum working pressure of 3,0 MPa (30 bar) and at working temperatures from −40 °C up to and including +80 °C. NOTE Those contracting parties that have agreed to the United Nations Regulation No. 67, Revision 1, requirements are advised to follow that document to become a qualified supplier of LPG motor vehicle hose.