🔧 Product Overview

NBR (Nitrile Butadiene Rubber) is a synthetic rubber material known for its strong resistance to petroleum-based oils and fuels.

NBR O-rings are widely used in dynamic and static sealing applications due to their balanced mechanical properties and affordability.

⚙ Key Features

✔ Excellent resistance to oils and fuels
✔ Good mechanical strength and wear resistance
✔ Cost-effective for general industrial use
✔ Suitable for dynamic and static sealing
✔ Stable performance under moderate temperatures

📊 Technical Specifications

• Material: NBR (Nitrile Rubber)

• Temperature Range: -40°C to +120°C

• Hardness: Typically 70 Shore A (customizable)

• Color: Black (other colors available)

• Standards: Metric sizes, AS568 sizes available

📏 Size Range

We provide a wide range of standard and custom sizes:

• Metric O-rings

• AS568 standard sizes

• Custom dimensions based on drawings or samples

👉 All sizes can be customized according to your requirements.

🏭 Applications

NBR O-rings are widely used in:

• Automotive systems

• Hydraulic equipment

• Pumps and valves

• Industrial machinery

• Pneumatic systems

🧪 Why Choose NBR Material

NBR is the most commonly used elastomer for sealing applications due to its balance of performance and cost.

It provides reliable sealing in oil-based environments while maintaining flexibility and durability under normal working conditions.

🧰 Custom NBR O-Rings

We support OEM and custom production:

• Non-standard sizes

• Custom hardness

• Special formulations

• Large volume and small batch production

📌 Why Choose Us

✔ Stable manufacturing quality
✔ Wide size range and material options
✔ OEM and custom support
✔ Fast quotation within 24 hours
✔ Export experience for global markets

❓ FAQ

Q1: What is NBR O-ring used for?
NBR O-rings are used for sealing in oil, fuel, and hydraulic systems.

Q2: Is NBR suitable for high temperature?
NBR is suitable for moderate temperatures up to around 120°C. For higher temperatures, FKM is recommended.

Q3: Can you provide custom NBR O-rings?
Yes, we support custom sizes and material specifications based on drawings or samples.

Q4: What sizes are available?
We offer standard metric and AS568 sizes, as well as custom dimensions.

📩 Request a Quote

Looking for reliable NBR O-rings?

Please send us:

• Size or drawing

• Quantity

• Application

• Material requirements

We will provide a fast quotation within 24 hours.