One-Hole Lug Compression Connector Barrel Size Long Color Code Red Die Code 71 Tongue Angle Straight Tongue Width 1.29 in For Conductor Material Aluminum For Stud Size 1/2 in Inspection Hole No Hole Center to Center Not Applicable Material Aluminum Maximum Voltage 35 kV AC Termination Style Crimp Standards UL Listed Number of Holes 1 Barrel Outside Diameter 0.917 in Connector Type Straight Barrel Contact Finish Tin For Stranded Aluminum Wire Size - Maximum 250 kcmil