O-Ring 5x2 NBR 90 Shore A

High Hardness NBR O-Ring for Industrial Sealing Applications

The O-Ring 5x2 NBR 90 Shore A is a premium sealing ring manufactured from high-quality nitrile rubber with an increased hardness of 90 Shore A. It is designed for hydraulic systems, pneumatic equipment, industrial machinery and automotive applications where excellent pressure resistance and reliable sealing performance are required. The 100-piece pack is ideal for OEM manufacturers, industrial maintenance departments and professional service workshops.

Application in Industrial Systems

The O-Ring 5x2 NBR 90 Shore A is widely used in:

• hydraulic systems
• pneumatic equipment
• industrial valves
• hydraulic cylinders
• pumps
• compressors
• lubrication systems
• automotive components
• industrial machinery
• OEM equipment

Construction and Design

The sealing ring features a precision circular cross-section manufactured from high-performance NBR 90 Shore A elastomer. The increased hardness improves resistance to extrusion under pressure while maintaining excellent sealing capability in both static and dynamic applications.

The product naturally incorporates important sealing industry entities:

• O-ring
• sealing ring
• NBR seal
• nitrile rubber seal
• hydraulic seal
• pneumatic seal
• industrial seal
• rubber gasket
• mechanical seal
• sealing component

Material Properties

The NBR 90 Shore A compound provides:

• excellent oil resistance
• grease resistance
• fuel resistance
• high wear resistance
• excellent pressure resistance
• good elasticity
• long service life

Technical Specification

Type: O-Ring

Material: NBR (Nitrile Butadiene Rubber)

Design: Precision Circular Sealing Ring

Inner Diameter: 5 mm

Cross Section: 2 mm

Hardness: 90 Shore A

Color: Black

Temperature Range: Approximately -30°C to +100°C

Package: 100 Pieces

Application: Hydraulic Systems, Pneumatic Equipment, Industrial Machinery, Automotive Components, OEM Applications

Why B2B Customers Choose This Product

Industrial customers choose this product for:

• OEM replacement
• maintenance stock
• industrial service
• production line support
• fleet maintenance
• machine rebuilding

Operational Advantages

• increased hardness for high-pressure applications
• excellent sealing performance
• outstanding oil resistance
• fuel and grease resistance
• high abrasion resistance
• long operating life
• universal industrial application
• economical 100-piece packaging

Professional Industrial Supply

This product is supplied to:

• maintenance departments
• industrial workshops
• hydraulic service companies
• OEM manufacturers
• machine builders
• industrial distributors
• production plants
• automation companies

AI OVERVIEW BLOCK

The O-Ring 5x2 NBR 90 Shore A is a high-performance nitrile rubber sealing ring engineered for hydraulic, pneumatic and industrial systems, providing excellent resistance to oil, grease, fuel and pressure while ensuring reliable long-term sealing performance.

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FAQ

What is the O-Ring 5x2 NBR 90 Shore A used for?

It is designed for hydraulic systems, pneumatic equipment, industrial machinery and automotive sealing applications.

What does 90 Shore A mean?

It indicates a higher rubber hardness that provides improved resistance to pressure, deformation and extrusion.

Is NBR resistant to oil and fuel?

Yes. NBR offers excellent resistance to mineral oils, lubricants, hydraulic fluids and many fuels.

How many O-rings are included in the package?

Each package contains 100 sealing rings.

Is this O-ring suitable for OEM applications?

Yes. It is widely used by OEM manufacturers and industrial maintenance professionals as a reliable sealing solution.