One-Hole Lug Compression Connector Barrel Size Standard Color Code Brown Die Code 299 Tongue Angle Straight Tongue Width 1.52 in For Conductor Material Aluminum Copper For Stud Size 1/2 in For Stranded Copper Wire Size - Minimum 350 kcmil For Stranded Copper Wire Size - Maximum 350 kcmil Inspection Hole No Hole Center to Center Not Applicable Material Aluminum Maximum Operating Temperature 194 Degrees F Maximum Voltage 35 kV AC Termination Style Crimp