The 081-0112-303 is a green incandescent panel mount indicator cap designed for watertight 11/16" mounting hole installations. It features a polycarbonate construction with a chrome-plated brass bezel and is compatible with T-3 1/4 miniature bayonet base incandescent lamps, cluster-based LEDs, or multi-chip LEDs. The cap has a 9/16"-27 NS threaded base with an integrated gasket for watertight sealing, and dimensions of 17.46 mm maximum diameter. This indicator is commonly used in industrial control panels, machinery status displays, and equipment monitoring systems where reliable visual indication and environmental protection are required.