63963-1 is an uninsulated FASTON 250 Series flag receptacle terminal designed for quick-connect electrical applications. This terminal features a Style A (Premier Line) configuration with steel, nickel-plated construction and is designed for 18-14 AWG wire ranges. It accommodates insulation diameters of .110-.200 inches (2.79-5.08 mm) and mates with .032 inch (0.81 mm) thick tabs. With a stock thickness of .016 inches (0.41 mm) and an overall length of .540 inches (13.72 mm), this terminal provides reliable electrical connections in various industrial and commercial applications where corrosion resistance and durability are required.