50201-ZY3-A10ZA Case Nh282mu - Overview. The 50201-ZY3-A10ZA Case Nh282mu is a genuine Honda swivel case component designed for Honda marine engine systems. This OEM part serves as a durable housing element within the swivel system, supporting reliable mechanical motion and protecting internal mechanisms in Honda outboard motors. Crafted to the highest factory specifications and tolerances, it seamlessly integrates with existing hardware and seals, maintaining optimal system functionality and lo