A Flat Washer is a flat, thin disk with a hole in the center, used in conjunction with a nut and bolt to evenly distribute the load of a threaded fastener. It serves as a spacer, load distributor, and wear protector within the equipment. By providing a smooth bearing surface, washers prevent damage to the surface being fastened and help reduce the risk of loosening due to vibration.Attributes:• Distributes load evenly to prevent surface damage.• Provides a smooth surface for secure fastening.• Minimizes wear on contact surfaces.Applications:A Flat Washer is used in a battery module to distribute load evenly, prevent surface damage, and ensure secure fastening of battery components.