The Hard Washer is designed to provide a reliable and durable point for distributing load, positioned under bolts, nuts, and other fasteners, this washer ensures an even distribution of pressure, reducing the risk of damage to connected surfaces and enhancing the stability of the assembly. This washer helps to prevent the loosening of fasteners due to vibration, ensuring the long-term stability and safety of the equipment.Attributes:• Distributes load evenly under fasteners.• Enhances stability of fastened connections.• Resists loosening due to vibration.• Provides a stable bearing surface.Applications: The Hard Washer is used in the hydraulic pump to mount a flange adapter plate to spread the load of the fastener, preventing deformation and damage to the surface by providing a solid bearing surface, it ensures that the adapter remains tightly secured, even under conditions of high stress and vibration.