DS EN 3373-008:2012 Aerospace Series - Terminal Lugs And In-Line Splices For Crimping On Electric Conductors - Part 008: Copper Lugs Nickel Plated Ring Shaped For Copper Conductors Nickel Plated For Inch Series Studs Up To 340 Degrees C - Product Standard Defines nickel plated copper lugs ring shape for crimping on nickel plated copper conductors specified in EN 2083.