50201-ZY9-000ZA Case *NH282MU* - Overview. The 50201-ZY9-000ZA Case *NH282MU* is a specialized swivel case designed for Honda marine engine systems. Serving as an essential component within the engine's mounting and swivel system, this case supports the mechanical motion required for steering and trim adjustments. Built to the highest OEM standards, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine OEM part designed specif