Rod seal RSD 15x21x4 PU [2ERSD807]

The U Ring RSD 15x21x4 PU [2ERSD807] is a double-lip sealing ring, made of C0 polyurethane by the renowned Italian manufacturer Artic Seals. It has been designed for use in hydraulic cylinders. Its construction includes two lips that are pressed against the cooperating surface thanks to the elasticity of the material. An additional lip stabilizes the seal and protects against external contamination. The U Ring RSD 15x21x4 PU [2ERSD807] is characterized by resistance to the stick-slip effect and good performance at low temperatures.

Technical data:

• Working pressure: up to 400 bar (at 60°C)
• Linear speed: up to 0.5 m/s
• Temperature range: from -35°C to +100°C (temporarily up to 110°C)
• Hardness: 93 Shore A ±2
• Material: C0 polyurethane with high resistance to wear and low permanent deformation

The U Ring RSD 15x21x4 PU [2ERSD807] is a high-specification product that meets the requirements of the most demanding hydraulic applications.