ATSCO 46-IR2 is a replacement lock ring assembly for ATSCO CH 1-2-3-4 chipping hammers, identified as Part No. 46-IR2. In ATSCO replacement parts catalogs this component is listed as the lock ring for the CH series; some diagrams label it as a lock clip, reflecting the same retention function. Use this part to replace a worn or damaged lock ring to preserve proper retention and alignment of the hammer's internal components during operation.
