90105-ZW5-003 Screw-Washer (3x7) - Overview. The 90105-ZW5-003 Screw-Washer (3x7) is a genuine Honda marine engine system component crucial for fastening and securing parts within the marine rigging and accessories setup. This OEM screw-washer plays an essential role in maintaining the reliable assembly of various rigging systems, especially within Honda's active marine engine setups. It ensures seamless integration with existing hardware, maintaining optimal performance and durability.. Key Fea