Oil Seals Rings Height 8mm Piston Hydraulic Rod PU Orings UN UNS UHS U-cup
U-cup Oil Seals Rings UN UNS UHS Piston Hydraulic Rod PU Orings Height 8mm. U-shaped seal is the most commonly used oil seal in hydraulic cylinder, is a typical lip seal, whether used for piston or piston rod can get a good seal.