94540-05029 E-Ring (5MM) - Overview. The 94540-05029 E-Ring (5MM) is a specialized retainer clip designed to support Honda marine engine systems. It plays a vital role in securing components, preventing dislodgement, and ensuring the equipment operates reliably under various conditions. Precision-engineered for Honda marine applications, this E-ring integrates seamlessly with existing parts, maintaining optimal performance and durability.. Key Features. Specialized E-ring designed for 5 mm shaft