31148-Pt0-003 Wave Washer Screw - Overview. The 31148-Pt0-003 Wave Washer Screw is an essential component in Honda marine engine systems. Specifically engineered to provide a reliable fastening solution, this specialized screw incorporates an integrated wave washer that offers controlled tension and vibration dampening. Its primary role is to maintain secure mechanical connections and support engine system integrity under demanding marine conditions. Designed to ensure seamless integration with