The 3025BE is a black phenolic knob designed for manual control and adjustment applications. It features a 1/4-20 UNC-2A threaded steel insert (zinc-plated) for secure mounting, with a main body diameter of 1.13 inches and a tapered design incorporating a 12.0° angle. The knob includes a 0.34-inch diameter recess and is manufactured from G.P. phenolic material (B11 grade) in black color, ensuring durability and professional appearance. This knob is commonly used in industrial equipment, machinery controls, and consumer appliances where reliable manual operation and aesthetic finish are required.