90202-ZZ3-000 Nut, Lock (42Mm) - Overview. The 90202-ZZ3-000 Nut, Lock (42Mm) is a specialized locking nut used within Honda marine engine systems. This component plays a crucial role in securing parts firmly to prevent loosening caused by vibration or movement during operation. Designed to maintain reliable mechanical integrity, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Specialized lock nut designed to secure components in marine engine assemblies.. Prevents fastener loosening under vibration, enhancing equipment safety and reliability.. OEM genuine component manufactured to Honda's precise factory specifications.. Ensures compatibility and fit with other hardware and associated seals or housings.. Maintains mechanical stability essential for optimal system performance.. Designed to withstand harsh marine environments, preserving durability over time.. Why Choose Genuine OEM. Using original Honda parts like the