Craftsman DAC-308 Air Compressor Compression Ring Genuine Original Equipment Manufacturer (OEM) Part;

Genuine Original Equipment Manufacturer (OEM) parts! This manufacturer-approved compression ring (part number DAC-308) is for air compressors. Compression ring DAC-308 creates an airtight seal between the cylinder and piston, and helps facilitate heat transfer between the piston and cylinder wall. Unplug the air compressor and bleed air from the tank before installing this part. Wear work gloves to protect your hands. For Craftsman.