The Aeroquip #4 Steel Tube Nut is designed to provide secure and reliable connections in various applications, including automotive and industrial settings. Crafted from high-grade nickel-plated steel, this fitting is engineered for durability and corrosion resistance. It accommodates 1/4-inch tubes and utilizes AN 818 configurations to ensure a precise and leak-free connection. With its compact dimensions of 3.7 inches in length, 2.3 inches in width, and 1.1 inches in height, this tube nut is perfect for tight spaces where reliability is paramount.