What is the part number for the chain on model # CMCCS660 chain saw? Wilson February 25, 2021 21:27 Updated The part number is CMZCSC16. Related articles What is the RPM rating for the CMCST920M1? Where is the date code located on the model number CMEF900? Who do I contact regarding donations, grants and funding? Can the Craftsman torque wrenches be re calibrated? Comments 0 comments Please sign in to leave a comment.