Applications of the 2x2 NBR O-Ring

The O-ring 2x2 NBR 70 Shore A is a precision-engineered industrial sealing ring designed for reliable static and dynamic sealing. It is widely used in hydraulic and pneumatic systems, valve assemblies, pumps, compressors, fittings, and mechanical components where compact dimensions and consistent sealing performance are required.

Thanks to its nitrile rubber (NBR) compound, this O-ring performs exceptionally well in contact with mineral oils, lubricants, greases, fuels, and hydraulic fluids, making it a standard solution across industrial maintenance, machine building, and OEM production environments.

Key Advantages and Material Properties

Manufactured from NBR 70 Shore A, this rubber gasket offers an optimal balance between elasticity and mechanical strength. The hardness level ensures excellent compression set resistance, stable sealing pressure, and long service life even under repeated assembly cycles.

Key benefits include:

• High resistance to oils, greases, and petroleum-based fluids

• Good abrasion resistance and dimensional stability

• Reliable sealing in static sealing grooves

• Consistent quality suitable for serial production and maintenance use

The 2x2 size is commonly searched worldwide for compact sealing applications where precision and reliability are critical.

Technical Data - O-Ring 2x2 NBR

• Inner diameter: 2 mm

• Cross-section: 2 mm

• Material: NBR (nitrile butadiene rubber)

• Hardness: 70 Shore A

• Color: black

• Temperature range: approx. -30°C to +100°C

• Packaging: 100 pcs

This industrial sealing component complies with standard O-ring groove designs and is suitable for both replacement and original assembly.

FAQ - O-Ring 2x2 NBR 70 Shore A

What is NBR material best used for?
NBR is ideal for applications involving oils, greases, fuels, and hydraulic fluids, making it a common choice in industrial sealing.

Is this O-ring suitable for dynamic applications?
It is mainly designed for static sealing but can be used in low-speed dynamic applications with proper groove design.

What does 70 Shore A hardness mean?
It indicates a medium hardness that provides good elasticity while maintaining shape and sealing pressure under compression.

How do I choose the correct O-ring size?
Select the inner diameter and cross-section based on the groove dimensions and sealing requirements of your application.

Is this product suitable for bulk industrial use?
Yes, the 100 pcs packaging is optimized for maintenance departments, workshops, and production lines.