GB93 Plated Carbon Steel Spring Lock Washer Split Elastic Gasket What it is - A split elastic gasket style spring lock washer designed to prevent fastener loosening in vibration and dynamic load environments. Material and finish - Carbon steel with GB93 plating for corrosion resistance and durability. Size range - M2, M2.5, M3, M4, M5, M6, M8, M10, M12, M16 How it works - The split design provides spring force that locks the bolt in place. - After tightening, the groove edge engages the mating surface to help secure seating of the nut or bolt and resist loosening. Key benefits - Prevents self loosening under vibration and dynamic loads - Helps maintain preload on bolts and screws - Simple, economical locking solution for a wide range of metric fasteners - Broad size compatibility from M2 to M16 Compatible applications - Mechanical assemblies and machinery subject to vibration - Automotive components and brackets - Equipment housings and power tools - Bicycles and general maintenance hardware Installation notes - Place the washer between the fastener head or nut and the mounting surface - Tighten to the recommended torque for the specific bolt size - Ensure the groove edge sits flush against the mating surface for secure seating Care and durability - Plated carbon steel provides basic corrosion resistance in common indoor and outdoor environments - Inspect for corrosion or wear in high moisture or corrosive environments and replace as needed Sizes and selection - Choose the size that matches the bolt or screw in use from M2 to M16 to ensure proper locking action and seating.