A Shim distributes a load in a connection point over a larger area in a fuel injection pump, which can help to reduce stress and prevent damage to the material being fastened together. They are typically made from a range of materials, including stainless steel, brass, and plastic, with the choice of material often depending on the specific application and environment in which the washer will be used.Attributes:• Prevents loosening of the fastening device• Prevents the excess movement of the components• Protects against damage by distributing the load uniformly and reducing the tension on the fastenerApplications:A Shim is used to distribute the load of the fastener over a larger area, which helps to prevent damage to the surface being fastened.