Description:
Cat U-cup seals, such as 324-6439, provide a pressure tight seal between the cylinder and rod. Their U-shaped cross-section automatically compensates for higher pressures to maintain a constant seal.

Attributes:
• Seal Type: U-Cup
• Style: Asymmetric
• Groove Diameter: 120 mm (4.73 in)
• Groove Axial Width: 14 mm (0.56 in)

Application:
Used as needed to service hydraulic cylinders to keep your equipment leak free. Consult your owner's manual or contact your local Cat Dealer for more information.