O-ring 8x2,5 MVQ 70 ShA - Silicone Sealing Ring

Application and purpose

The O-ring 8x2,5 MVQ 70 ShA is a high-quality silicone O-ring designed for industrial and technical applications. It provides reliable static and dynamic sealing in hydraulic and pneumatic systems, industrial machinery, valves, dosing devices, and rotating or stationary shafts. Each pack contains 100 pieces, offering a convenient supply for production, maintenance, or service operations.

Key advantages and technical features

• High resistance to temperature and chemicals - MVQ silicone ensures excellent performance across a wide temperature range and protects against oils, lubricants, and common industrial fluids.

• Precise dimensions and durability - with 8x2,5 mm measurements and 70 ShA hardness, the O-ring maintains dimensional stability and sealing efficiency over time.

• Large pack for economy and convenience - 100 O-rings per pack reduce frequent reordering and ensure readiness for maintenance tasks.

• Versatile applications - suitable for both static and dynamic sealing in hydraulics, pneumatics, industrial equipment, and technical assemblies requiring reliable sealing solutions.

Technical specifications - O-ring 8x2,5 MVQ 70 ShA (pack of 100)

• Type: O-ring / sealing ring / static and dynamic seal

• Dimensions: 8 mm inner diameter × 2,5 mm cross-section

• Material: MVQ silicone, 70 ShA hardness

• Quantity: 100 pcs per pack

• Applications: hydraulics, pneumatics, industrial machinery, valves, dosing devices

• Features: high durability, chemical and oil resistance, temperature-stable, long-lasting seal

Main description

The O-ring 8x2,5 MVQ 70 ShA is a premium silicone sealing ring engineered for demanding technical and industrial applications. Made from MVQ silicone, this O-ring provides excellent resistance to extreme temperatures, oils, lubricants, and many industrial chemicals. With a hardness of 70 ShA, it combines elasticity with long-term dimensional stability, ensuring reliable sealing performance even under continuous operation, vibration, or pressure variations.

The 8x2,5 mm size fits standard grooves and housings, making installation and replacement quick and precise. The pack of 100 O-rings is ideal for industrial maintenance teams, production departments, and workshops that require a reliable stock of sealing rings. This reduces downtime and supports efficient maintenance cycles.

MVQ O-rings are suitable for both static seals (between stationary surfaces) and dynamic seals (on shafts, pistons, or rotating assemblies). Their versatility makes them ideal for hydraulic circuits, pneumatic systems, industrial machines, valves, and fluid transfer equipment. The high-quality silicone ensures chemical resistance, temperature stability, and long-lasting elasticity, making it a trusted solution for industrial and technical sealing applications.

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FAQ - Frequently Asked Questions

Q: Where can O-ring 8x2,5 MVQ 70 ShA be used?
A: It is suitable for static and dynamic sealing in hydraulics, pneumatics, machinery, valves, dosing devices, and fluid systems requiring chemical and thermal resistance.

Q: How do I select the right O-ring size?
A: Ensure the inner diameter fits the shaft or component, the outer diameter fits the housing, and the cross-section matches the groove. This model measures 8x2,5 mm.

Q: Is MVQ silicone resistant to oils and lubricants?
A: Yes. MVQ silicone provides high resistance to oils, lubricants, and many industrial chemicals.

Q: Can it be used in dynamic applications?
A: Yes, when installed correctly, it works for rotating or sliding shafts, pistons, and other dynamic assemblies.

Q: How many O-rings are in a pack?
A: Each pack contains 100 pieces, ideal for industrial maintenance, production, or workshops needing a ready supply.