Safety washer for Terex HC230

The safety washer, identified by part number 4006 577 08, is a locking component used in the assembly of Terex machinery. It is specifically engineered for the Terex HC230 crane to assist in securing bolted connections. The component features a reference dimension of 1.110, which is critical for ensuring proper fitment within the specific fastener assembly where it is installed.

This washer is designed to be installed under nuts or bolt heads to prevent loosening caused by operational vibrations and dynamic loads. By maintaining the required preload in bolted joints, it helps ensure that structural and mechanical components remain firmly connected during crane operation. Regular inspection of these washers is recommended during routine maintenance to identify any deformation that may affect the integrity of the joint.