50201-ZY3-000ZA Case Nh282mu - Overview. The 50201-ZY3-000ZA Case Nh282mu is a genuine OEM swivel case component designed specifically to support Honda marine engine systems. It plays a vital role in the marine engine assembly by providing a structural housing that facilitates smooth swivel motion within the system. Engineered to meet exact factory specifications, dimensions, and tolerances, this part ensures seamless integration with existing components, maintaining optimal performance and dura