1. DIN 127B, also known as the DIN standard 127B, is a specific type of spring lock washer that conforms to the German Institute for Standardization (Deutsches Institut für Normung) requirements. The design of the DIN 127B spring lock washer features a split helical ring that provides a spring-like action to prevent loosening of fasteners under vibration or torque. This type of washer is commonly used in applications where secure fastening is essential, such as automotive, machinery, and construction industries. DIN 127B washers are available in various sizes and materials to suit different requirements and can be easily installed using standard tools. Overall, DIN 127B spring lock washers are reliable components that offer enhanced stability and security in fastening systems.