Rider Ring 1901000186 Replacement

Rider Ring 1901000186 Replacement is a piston ring used on Chicago Pneumatic HN2T HP 40PD and HX2T 50-60 compressors. It seals the gap between the piston and the cylinder wall. The number is also written 1901 0001 86. You will find it in the First Stage Piston Assembly parts list. Contact PFC for the price and availability of this piston ring.