This simple protective cover safeguards the piston of a hydraulic actuator near the engine of a shunting locomotive from dirt and dust.
Only a very small lot size of the component was required so that a decision was made in favor of tool-free production using the DLP process on a Figure 4 from 3D-Systems with the material "Rubber-65A BLK". The component weighs less than 10g and in consequence, the fire protection requirements of EN-45545-2 do not apply