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Piston / Rod Seal · U-Cup
UN / UHS
Durability & precision — perfect seal every time!
U-Cup / UN (UHS) seals made from high-grade PU for superior wear resistance and low friction, ideal for hydraulic applications.
MaterialPU
Polyurethane
PositionPiston & Rod
Pressureup to 210 bar
Temperature-35°C ~ +100°C
Speedup to 1 m/s
- Suitable for piston & rod
- Prevents oil leakage & maintains cylinder pressure
- Upgrade / Replace / Build New — choose the seal that lasts longer
Interested? Message us for pricing or order spec — tell us the size (ID × OD × height) and quantity.
Where it works
Position in the hydraulic cylinder
UN seals can be used on the piston and in the gland (rod seal).
UN / UHS seal positionPistonGland / head
