801803000 is a red nylon pushbutton switch cap designed for C&K Components E010 Series sealed momentary pushbutton switches. The cap features a gloss finish and is manufactured from nylon material, providing durability and reliable operation in instrumentation, telecommunications, and computer peripheral applications. It is compatible with standard plunger options and mounts with a 0.200 inch (5.08 mm) diameter interface. The cap is part of the E010 Series hardware ecosystem, which includes sealed, process-sealed switches that withstand soldering and cleaning with long-life contact design. This red cap option is ideal for applications requiring color-coded user interface elements or visual identification in control panels and instrumentation systems.