Schrader Bellows A63213207 Piston Seal Kit

The Schrader Bellows A63213207 Piston Seal Kit is a nitrile Buna-N seal assembly designed specifically for Parker Schrader Bellows PH2 series cylinders with a 3.25-inch bore (3-1/4 in), providing an exact replacement for worn piston seals to restore nominal fit and piston movement without altering the cylinder geometry. As documented in manufacturer literature and distributor listings, A63213207 is categorized as a Piston Seal Kit for a 3.25-inch bore, with Buna-N material specified to match the original seals used in PH2-class cylinders. Weighing approximately 0.144 lb, this compact kit is intended to service pistons within 3.25-inch bore cylinders, delivering compatible nitrile seals for dependable sealing performance in existing Parker Schrader Bellows PH2 systems.