The Science Behind Spring Lock Washers: Why They Prevent Loosening

Spring lock washers are engineered with a twist—literally. Their helical or split design compresses under load, applying spring tension to the fastener. This tension resists loosening due to vibration, movement, or temperature fluctuations. It’s the science of elasticity that makes them reliable where stability is crucial.

In industrial settings, where machines operate at high speeds or under heavy pressure, bolts naturally want to back out. A split spring lock washer fights this by maintaining constant clamping force. Whether you're assembling a vehicle engine or mounting equipment outdoors, the mechanical advantage of spring tension ensures long-term fastening security.