One-Hole Lug Compression Connector Barrel Size Standard Color Code Blue Die Code 374 7 Tongue Angle Straight Tongue Width 0.63 in For Conductor Material Copper For Stud Size 3/8 in For Stranded Copper Wire Size - Minimum 6 AWG For Stranded Copper Wire Size - Maximum 6 AWG 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