Scotchlok™ Compression Lugs (3MCatalog Number 31060) are long barrel lugs made of copper material. They have an overall length of 4.16 inches (105.7 mm) and a barrel length of 2 inches (50.8 mm). The lugs are blue in color and have a maximum operating voltage of 35 kilovolt. They are compatible with copper conductors only, with a maximum conductor size of 400 kcmil (185 mm²). The lugs have one hole for a 1/2 inch stud and come in a case quantity of 10. The pad width is 1.41 inches (35.8 mm) and the pad length is 1.34 inches (34.2 mm). The inside diameter is 0.76 inches (19.3 mm) and the outer diameter is 0.95 inches. - 7000031444