4194621 Arm Cylinder Wear Ring Fits Hitachi EX270-ZX280 model-590 Super M Plus Replaces Part Number(s): 2820-00002-0

Replaces Part Number(s): 2820-00002-0

Finest Quality

Replaces Part Numbers: ENB10-0036

Fleetguard

Style: Clamshell / flat bracket

4194621 Arm Cylinder Wear Ring Fits Hitachi EX270-ZX280 model-590 Super M Plus Replaces Part Number(s): 2820-00002-0One New Aftermarket Replacement Arm Cylinder Wear Ring for Hitachi Excavators EX270 ZX280 Series This aftermarket replacement arm cylinder wear ring (also referred to as a wearing ring or piston wear ring) is a hydraulic cylinder rebuild and repair component for Hitachi excavators. Wear rings guide and support the piston within the hydraulic cylinder bore, preventing metal to metal contact, reducing side loads, and maintaining alignment for smooth,