ARO 117877-325 Pneumatic Cylinder Repair Kit

The ARO 117877-325 Cylinder Repair Kit restores sealing performance and internal component integrity in pneumatic and hydraulic cylinder systems. As a seal and internal component rebuild kit (MPN 117877-325) from ARO (Ingersoll Rand), it refurbishes industrial air cylinders and actuator assemblies used in manufacturing equipment, automated production lines, industrial presses, packaging machines, and OEM pneumatic systems. The kit includes O-rings, seals, and wear components made from industrial elastomers and polymer sealing elements to restore stroke performance and pressure retention in high-cycle environments. Installation requires internal cylinder disassembly and rebuild, and it supports preventive and corrective maintenance across industrial automation and fluid power systems, with operating media depending on the application being compressed air or hydraulic fluid. Common replacements include ARO 117877-200 Cylinder Repair Kit, ARO 117877-400 Mounting / Cylinder Repair Kit, and ARO 116283 Air Cylinder Repair Kit.