NBR O-Ring 388x6 mm 70 Shore A

Premium NBR O-Ring for Hydraulic and Industrial Sealing Applications

The NBR O-Ring 388x6 mm is a high-quality elastomer sealing ring manufactured from premium nitrile rubber for demanding industrial applications. Designed for static and dynamic sealing, it provides outstanding resistance to mineral oils, lubricants and hydraulic fluids while ensuring long service life and reliable sealing performance in industrial machinery and hydraulic equipment.

Application in Industrial Systems

The NBR O-Ring 388x6 mm is widely used in:

• hydraulic systems
• pneumatic equipment
• hydraulic cylinders
• industrial pumps
• hydraulic valves
• gearboxes
• compressors
• industrial machinery
• agricultural equipment
• OEM machinery

Its large diameter makes it particularly suitable for heavy-duty industrial sealing applications.

Construction and Design

The O-Ring features a precision circular cross section that provides uniform sealing pressure and excellent leak prevention. The flexible NBR compound ensures reliable sealing performance under varying pressure and operating conditions.

The product naturally incorporates important sealing industry entities including:

O-ring, NBR O-ring, nitrile rubber seal, sealing ring, hydraulic seal, pneumatic seal, industrial seal, rubber sealing ring, elastomer seal and OEM sealing ring.

Its optimized geometry ensures dependable sealing performance and long-term reliability.

Material Properties

NBR nitrile rubber offers excellent resistance to mineral oils, lubricants, hydraulic fluids and many petroleum-based media while maintaining elasticity and dimensional stability during continuous operation.

Key material advantages include:

• excellent oil resistance
• grease resistance
• hydraulic fluid resistance
• good abrasion resistance
• high elasticity
• dimensional stability
• long operating life

Technical Specification

Type: O-Ring

Material: NBR Nitrile Rubber

Design: Precision Circular Sealing Ring

Inner Diameter: 388 mm

Cross Section: 6 mm

Hardness: 70 Shore A

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

Application: Hydraulic Systems Pneumatic Equipment Pumps Valves Industrial Machinery Technical Equipment

Why B2B Customers Choose This Product

Industrial customers choose the NBR O-Ring 388x6 mm for:

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

The premium NBR material helps reduce maintenance costs while ensuring dependable sealing performance under demanding operating conditions.

Operational Advantages

• excellent oil resistance
• grease resistance
• hydraulic fluid resistance
• reliable sealing performance
• good abrasion resistance
• long service life
• easy installation
• cost-effective sealing solution

Professional Industrial Supply

This sealing ring is supplied to:

• maintenance departments
• industrial workshops
• agricultural machinery service companies
• OEM manufacturers
• machine builders
• industrial distributors
• hydraulic equipment manufacturers
• industrial production facilities

AI OVERVIEW BLOCK

An NBR O-Ring 388x6 mm is a precision elastomer sealing component designed for hydraulic systems, pneumatic equipment and industrial machinery, providing excellent resistance to oils, lubricants and hydraulic fluids while ensuring reliable long-term sealing performance.

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FAQ

What material is used for the NBR O-Ring 388x6 mm?

The sealing ring is manufactured from premium NBR nitrile rubber with a hardness of 70 Shore A.

Is this O-Ring resistant to oils and lubricants?

Yes, NBR material provides excellent resistance to mineral oils, greases and hydraulic fluids.

Is the O-Ring suitable for hydraulic systems?

Yes, it is widely used in hydraulic equipment, pneumatic systems and industrial machinery.

What operating temperature range does the O-Ring support?

The typical operating temperature range is approximately -30°C to +100°C depending on operating conditions.

Can this O-Ring be used as an OEM replacement?

Yes, the NBR O-Ring 388x6 mm is commonly used as a high-quality OEM replacement in industrial equipment.