7Y-4698 Hydraulic Rubber Seal Anti Corrosion Hydraulic O Ring Seal

Key Features

1. Standard OEM part number 7Y‑4698, exact dimensional match for Cat machinery
2. Premium nitrile rubber (NBR) / fluorine rubber (FKM) material, high‑temperature, oil‑resistant and wear‑resistant
3. Double‑lip sealing design, excellent anti‑leakage performance under high‑pressure and heavy‑load working conditions
4. High‑precision inner‑outer diameter tolerance, tight fit on shaft and housing, stable sealing performance
5. Anti‑aging, anti‑corrosion structure, long service life in dusty, high‑temperature mining and construction environments
6. Widely used for engine crankshaft, hydraulic pump, swing motor, travel motor and gearbox sealing
7. Strict dimensional and durability testing before shipment
8. Wide compatibility with multiple CAT excavator and engine models

Product Information

Related Products

Fitment Application

• Widely used in Cat medium‑large excavators, applied to engine crankshaft, hydraulic pump shaft, swing/travel motor and reduction gearbox for oil leakage prevention and dust isolation in construction and mining machinery.