U411 is a pushbutton silicone sealing boot designed for switches with a 15/32-32NS (11.9-32NS) bushing configuration. The boot is supplied as a complete unit and is available in black, red, green, and white color options to match various application requirements. It features a hex nut mounting interface with nickel-plated or matte black finish options, and dimensions of approximately 12.80 mm height with 17 mm across flats. When mounted onto the panel, the metal parts of the switch are completely covered by insulation, providing environmental protection and sealing. This product is commonly used in industrial control panels, instrumentation, and equipment where moisture and dust protection are essential for reliable switch operation.