Mechanical Connector For Conductor Material Aluminum Copper For Stranded Copper Wire Size - Minimum 4 AWG For Stranded Copper Wire Size - Maximum 500 kcmil For Stud Size 3/8 in Head Style Socket Number of Holes 1 Hole Diameter 0.38 in Hole Spacing Not Applicable Body Material Aluminum Maximum Operating Temperature 194 Degrees F Maximum Voltage 1 000 V Number of Conductors 1 Number of Terminations 1 Tongue Length 1.59 in Tongue Width 1.5 in Tongue Thickness 0.31 in