One-Hole Lug Compression Connector Barrel Size Standard Color Code Yellow Die Code 16 Tongue Angle Straight Tongue Width 1.11 in For Conductor Material Copper For Stud Size 1/2 in For Stranded Copper Wire Size - Minimum 250 kcmil For Stranded Copper Wire Size - Maximum 250 kcmil Inspection Hole Yes Hole Center to Center Not Applicable Material Copper Maximum Operating Temperature 194 Degrees F Maximum Voltage 35 kV AC Termination Style Crimp