Caterpillar 1577245 — Ring-Backup
Part number: 1577245 · Brand: Caterpillar · Condition: New Aftermarket · Category: farm
One New Aftermarket Replacement Backup Ring for Caterpillar (Cat) Construction Equipment This nylon backup ring is a hydraulic sealing component used in Caterpillar hydraulic cylinders and related systems. Positioned alongside primary O-rings or seals within the gland groove, the backup ring prevents seal extrusion into clearance gaps when the system is pressurized, extending seal life and maintaining reliable fluid containment under high-pressure operating conditions. Common applications includ
Price: USD 86.40
In stock — worldwide air & ocean freight.