Oring 270x3.5 NBR 70 ShA

Industrial applications

The Oring 270x3.5 made from NBR 70 ShA is a standard sealing solution used across a wide range of industrial applications. Due to its good resistance to oils and lubricants, it is commonly applied in:

• hydraulic systems
• pneumatic systems
• oil installations
• industrial machinery
• automotive systems

This size is typically used in larger assemblies requiring reliable sealing performance.

Material properties NBR

The Oring is manufactured from nitrile rubber NBR with hardness 70 Shore A, offering a balanced combination of flexibility and mechanical resistance.

Key properties:

• excellent resistance to mineral oils and greases
• good abrasion resistance
• stable performance in standard temperature ranges
• cost-effective sealing solution
• widely used in industrial applications

NBR is the most common material for general-purpose sealing.

Technical specifications

Type: Oring NBR
Inner diameter: 270 mm
Cross section: 3.5 mm
Hardness: 70 Shore A
Color: black

Technical snippet:
NBR Orings provide reliable sealing in oil-based environments and are suitable for standard industrial operating conditions.

Construction and fit

The Oring 270x3.5 ensures:

• precise groove fit
• uniform pressure distribution
• effective static and dynamic sealing

Proper dimension selection is essential for optimal sealing performance.

Performance advantages

The Oring 270x3.5 NBR provides:

• reliable sealing performance
• long service life in standard conditions
• resistance to oils and fuels
• easy installation and replacement
• cost efficiency for industrial use

It is a practical solution for B2B applications.

Main description

The Oring 270x3.5 NBR 70 ShA is a standard industrial sealing component designed for use in systems exposed to oils, greases and moderate temperatures.

Within the NBR Oring category, this size is typically used in larger mechanical systems where consistent sealing and durability are required. Its material properties ensure compatibility with a wide range of industrial fluids while maintaining mechanical stability.

It is widely applied in hydraulic, pneumatic and general industrial systems where reliability and cost efficiency are key factors.

FAQ

What is Oring 270x3.5 used for
For sealing in hydraulic and oil-based systems.

Is NBR resistant to fuel
Yes, it offers good resistance to fuels and oils.

What is the temperature range
Typically from minus 30 to plus 100 C.

Can it be used in dynamic applications
Yes, under standard operating conditions.