90506-ZZ0-C00 Washer - Overview. The 90506-ZZ0-C00 Washer is an essential propeller thrust washer designed for Honda marine engine systems. It plays a crucial role in the propeller assembly by providing a durable interface that helps distribute mechanical load and withstand thrust forces generated by the propeller. Manufactured to meet precise factory specifications, this washer ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genui