The specified cable gland is designed to fit a 1-inch National Pipe Taper (NPT) connection. It features a brass body with nickel plating for added durability and corrosion resistance, as well as a silver finish. This product is suitable for use with the FLAT CABLE NPB/TPE - Cable Gland Brass, Nickel Plated 1" NPT Silver, which indicates compatibility between the two components.