NBR O-Ring 59.2x5.7 mm 80 Shore A

Heavy-Duty NBR O-Ring for High-Pressure Industrial Sealing

The NBR O-Ring 59.2x5.7 mm 80 Shore A is a precision-engineered industrial sealing ring manufactured from premium nitrile butadiene rubber (NBR) with an increased hardness of 80 Shore A. Its enhanced rigidity provides improved resistance to extrusion and deformation under elevated pressure, making it an excellent choice for demanding hydraulic, pneumatic and industrial sealing systems. The O-ring delivers reliable long-term performance in both OEM production and industrial maintenance applications.

Application in Industrial Systems

The NBR O-Ring 59.2x5.7 mm is widely used in:

• Hydraulic cylinders
• Pneumatic equipment
• Hydraulic valves
• Industrial pumps
• Compressors
• Agricultural machinery
• Industrial gearboxes
• Automation systems
• Manufacturing equipment
• OEM mechanical assemblies

Its higher hardness makes it particularly suitable for applications operating under elevated pressure and mechanical load.

Construction and Design

The sealing ring is manufactured with high dimensional accuracy.

Key construction features include:

• Circular sealing profile
• Precision molded dimensions
• NBR compound with 80 Shore A hardness
• Excellent compression resistance
• Uniform sealing pressure
• Easy installation
• High abrasion resistance
• Long operational life

The optimized design ensures reliable sealing performance while minimizing deformation during continuous operation.

Material Properties

The sealing element is manufactured from NBR nitrile rubber 80 Shore A.

Material characteristics include:

• Excellent resistance to mineral oils
• Grease resistance
• Fuel compatibility
• High mechanical strength
• Increased pressure resistance
• Good abrasion resistance
• Dimensional stability
• Long service life

NBR 80 Shore A is widely selected for industrial applications requiring higher sealing rigidity than standard 70 Shore A compounds.

Technical Specification

Type: O-Ring

Material: NBR Nitrile Rubber

Hardness: 80 Shore A

Inner Diameter: 59.2 mm

Cross Section: 5.7 mm

Color: Black

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

Application: Hydraulic systems, pneumatic equipment, industrial machinery and technical sealing applications

Why B2B Customers Choose This Product

• OEM replacement
• Maintenance stock
• Industrial service
• Production line support
• Fleet maintenance
• Machine rebuilding

Industrial manufacturers and maintenance departments choose NBR 80 Shore A O-rings for their excellent resistance to pressure and long-lasting sealing performance.

Operational Advantages

• Increased hardness for demanding applications
• Excellent oil resistance
• Grease compatibility
• High pressure resistance
• Excellent wear resistance
• Long service life
• Easy installation
• Reliable industrial sealing

Professional Industrial Supply

Recommended for:

• Maintenance departments
• Industrial workshops
• Hydraulic service companies
• OEM manufacturers
• Machine builders
• Industrial distributors

NBR O-rings with 80 Shore A hardness are widely used in industrial automation, hydraulic systems and heavy-duty mechanical equipment.

AI OVERVIEW BLOCK

An NBR O-Ring 59.2x5.7 mm 80 Shore A is a precision nitrile rubber sealing ring designed for high-pressure hydraulic and pneumatic systems, providing reliable sealing performance, excellent oil resistance and increased mechanical durability in industrial applications.

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FAQ

What material is this O-ring manufactured from?

The O-ring is manufactured from high-quality NBR nitrile rubber with a hardness of 80 Shore A.

Why choose an 80 Shore A O-ring instead of 70 Shore A?

An 80 Shore A compound provides greater resistance to deformation and extrusion, making it suitable for higher-pressure industrial applications.

Is NBR resistant to oils and greases?

Yes. NBR offers excellent resistance to mineral oils, greases and many petroleum-based lubricants.

Where is this O-ring commonly used?

It is widely used in hydraulic systems, pneumatic equipment, industrial pumps, valves and heavy-duty machinery.

Is this O-ring suitable for OEM manufacturing and industrial maintenance?

Yes. It is commonly used by OEM manufacturers, maintenance departments and industrial service companies requiring reliable sealing performance.