90301-ZW1-B00 Castle (18Mm) Nut – Overview

The 90301-ZW1-B00 Castle (18Mm) Nut is an essential component used within Honda marine engine systems. This castle nut is designed to secure rotating shafts and assemblies reliably by allowing a cotter pin to pass through its slots, preventing loosening due to vibration. It supports the mechanical system of the engine, ensuring stable mounting of critical parts such as the propeller shaft. Engineered to Honda's exacting standards, it ensures seamless integration with existing parts, maintaining optimal performance and durability.

Key Features

• OEM genuine Honda castle nut precisely sized at 18mm for specific marine applications.
• Designed with a distinctive castle shape to securely fasten components using a cotter pin, preventing loosening.
• Manufactured to match factory specifications including dimensions and tolerances, ensuring a perfect fit.
• Contributes to the mechanical stability of the marine engine, particularly in propeller and shaft assemblies.
• Resilient construction for durability in harsh marine environments involving saltwater exposure.
• Integrates cleanly with existing hardware, seals, and housings maintaining original equipment performance and feel.

Why Choose Genuine OEM

Using original Honda parts like the 90301-ZW1-B00 Castle (18Mm) Nut preserves the integrity of your marine engine. OEM parts maintain the exact material quality, precision dimensions, and tolerances set by the manufacturer, which are crucial for preserving system reliability and performance. Genuine parts fit perfectly with adjacent components to prevent compatibility issues and unexpected mechanical behavior during usage or servicing. This helps maintain long-term durability and optimal mechanical function.

Why choose PartsVu?

For boaters by boaters, PartsVu offers genuine Honda marine engine parts including the 90301-ZW1-B00 castle nut, backed by expert customer service and extensive product knowledge. PartsVu provides complete catalogs of OEM parts for Honda marine engines that simplify maintenance, repair, and upgrades. With access to detailed OEM information, handy maintenance kits, fast shipping, and a trustworthy shopping experience, PartsVu is your premier marine parts and outboards superstore dedicated to helping you keep your vessel running smoothly for many seasons of happy boating.