DUST CAP FOR STEERING SYSTEM

A dust cap for a steering system is disclosed. A dust cap for a steering system, which has an accommodation hole for accommodating a pinion shaft and of which the lower part is coupled to a rack housing, according to an embodiment of the present invention comprises: a floor surface which extends from the upper part toward the outer side of the accommodation hole; a first rim forming a lateral wall on the edge of the floor surface; a second rim forming an intermediate wall between the first rim and the accommodation hole; and one or more slits insert-formed from the second rim toward the floor surface.