The 556-1004-304F is a 556 series standard panel mount indicator featuring a flat lens and a white nickel plated brass housing. It produces a high-intensity white light of 61,000 mcd while operating at 24 VDC with a typical current draw of 32 mA. The indicator is built with a durable transparent polycarbonate lens and connects via 6-32 screw terminals. Designed for a 1.0-inch mounting hole, its IP66 and NEMA 4X ratings make it ideal for outdoor applications such as instrument panels, transportation signals, and safety equipment.