SKY Hydraulic Seal – Piston & Rod Dual Use
Design: Symmetrical lip profile, compact cross-section.
Function: Works as both a piston seal (ID sealing) and a rod seal (OD sealing).
Material: Premium NBR (Nitrile Rubber).
Pressure rating: ≤ 15 MPa (up to 30 MPa with backup ring).
Speed rating: ≤ 0.5 m/s.
Temperature range: –10°C to +80°C.
Fluid compatibility: Mineral hydraulic oils.
Typical use: Light-to-medium duty hydraulic cylinders, reciprocating applications.
Key advantage: Reduces part variety and simplifies inventory.
Original source: Hydraulic seal https://www.bszzseal.com/
