Secondary Lateral Damper For Train -18, Emu-Us & Memu Us Coaches To Drg.No.Train18/Mc/Ac-0-5-011, Item-1, Alt B ---And In Compliance To Rdso Specification Rdso/Cg-18005--- Or En-13802 (Latest Revision). 1. Firm Has To Submit Oem Drawings With Detailed Dimensions & Characteristics. 2. Type Test Shall Be Confirming To Rdso Cg-18005 (Latest Revision) Or En-13802. 3. Service Trails Shall Be As Per Rdso Cg - 18005 (Latest Revision)