90441-ZM7-000 Washer (4.2X13) - Overview. The 90441-ZM7-000 Washer (4.2X13) is a critical component in Honda marine engine systems. This washer supports the mechanical assembly by distributing load and providing precise spacing between connected parts, thereby maintaining the reliability and performance of your equipment. Designed with exact dimensions of 4.2 by 13mm, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. OEM genuine Honda part specifically engineered for use within Honda marine engine assemblies.. Functions primarily as a load distributor and spacer to prevent part damage and wear.. Matches factory specifications, tolerances, and dimensions for perfect fit and function.. Integrates cleanly with other hardware such as bolts, seals, and housings for secure mounting.. Enhances mechanical stability and longevity of the engine systems.. Manufactured from materials that sustain performance under marine operating c