Caterpillar (CAT) 4C-4784 O-Ring Seal Kit | Heavy Duty Hydraulic Replacement Box for Excavators

Maximize your equipment's uptime with the reliable 4C-4784 Seal Kit. This professional-grade aftermarket O-ring kit is designed to strictly follow Caterpillar 4C-4784 specifications. Whether you are fixing a hydraulic leak on a job site or performing routine maintenance in the shop, this kit provides the exact seal sizes you need for CAT excavators, loaders, and dozers. It is the cost-effective solution for preventing fluid loss and contamination in high-pressure systems.

• OEM Standard Fit: Engineered to replace CAT Part # 4C-4784. Ensures a perfect seal for hydraulic connections, minimizing the risk of re-leaking.

• Premium NBR 90 Material: Manufactured from high-quality 90 Durometer Nitrile Rubber. This material offers excellent resistance to heat, abrasion, and hydraulic oils.

• Complete Assortment: Contains a wide range of popular O-ring sizes frequently used in Caterpillar heavy equipment, saving you from buying individual rings.

• Job-Site Ready Case: Packaged in a durable, impact-resistant storage box with a built-in size chart, allowing for quick identification and organization during urgent repairs.

• Versatile Application: Ideal for sealing hydraulic pumps, valves, motors, and hose couplings across various CAT models.