Material: Carbon steel
Hardness: 100HV / 200HV / 300HV
Surface Finishes: Plain, blue-white zinc plated, yellow zinc plated, hot-dip galvanized, black oxide, Dacromet
High-strength yellow zinc plated serrated lock washer
Made from high-strength steel with a one-piece, uniform tooth pitch design for strong bite and secure locking of connections, plus effective vibration damping. The yellow zinc chromate finish provides better salt spray and corrosion resistance than standard zinc plating. Compact structure resists deformation. Suitable for construction machinery, power equipment, outdoor installations, and other complex or humid conditions.