Scotchlok™ Compression Lugs, 3MCatalog Number 40149, are red in color and made of aluminum. They have an overall length of 6 inches (152.4 mm) and a barrel style of standard barrel with a length of 1.94 inches (49.2 mm). The lug can accommodate a maximum conductor size of 250 kcmil and has a pad width of 1.25 inches (31.8 mm). It is designed for use with aluminum or copper conductors and has a maximum operating voltage of 35 Kilovolt. The lug is compatible with 1/2-inch stud sizes and features two stud holes. The center-to-center hole distance is 1.75 inches (44.5 mm), and the center-to-end pad distance is 0.62 inch (15.7 mm). The inner diameter is 0.594 inches (15.1 mm) and the outer diameter is 0.906 inches. Each case includes 10 compression lugs. Product series is 40000. - 7000031418