081-0437-303 is a clear polycarbonate lens cap designed for the 081 series watertight incandescent panel mount indicators. The cap features a transparent lens finish and is compatible with T-3 1/4 miniature bayonet base incandescent lamps, cluster-based LEDs, or multi-chip LEDs. It is constructed with polycarbonate material and includes a chrome-plated brass bezel, with a 9/16"-27 NS thread mounting specification and a maximum diameter of 17.46 mm. This lens cap is ideal for applications requiring clear light transmission in industrial control panels, instrumentation displays, and equipment status indication where watertight performance is essential.