#4 Screw, Steel External Tooth Lock Washer MPN:C611120

The external tooth lock washer features a standard size of number four with 0.19 inches or 5mm thickness designed for securing nuts and bolts fasteners onto metal surfaces or applications that require strong grip, torque retention or vibration resistance properties. Made from durable steel materials that ensure reliability in high load conditions, these lock washers deliver strong holding power by providing bite onto the outer surface of the bolt, reducing the likelihood of loosening during operation, making it suitable for use in a variety of industries including automotive, hardware, machinery, construction, shipbuilding and other sectors where the need to tighten and secure components effectively is crucial.