NBR (Nitrile Butadiene Rubber, also called Buna-N) is the most widely used O-ring compound, offering good resistance to petroleum-based oils, fuels, and hydraulic fluids at a cost-effective price point. Available in a range of hardness (Shore A) grades for static and dynamic applications, NBR O-rings are the standard choice for automotive, general hydraulics, and machinery sealing where extreme chemical or temperature resistance isn’t required.
Why Choose PM NBR O-Rings
PM manufactures premium-quality NBR O-Rings that deliver dependable sealing performance, long service life, and excellent value for industrial sealing applications.
- Excellent resistance to petroleum-based oils and fuels
- High wear and abrasion resistance
- Good mechanical strength and flexibility
- Reliable sealing performance under pressure
- Cost-effective sealing solution
- Available in a wide range of sizes and hardness grades
- Suitable for hydraulic and pneumatic systems
- Custom sizes and compounds available
Key Features of NBR O-Rings
- Excellent Oil & Fuel Resistance - Performs exceptionally well with mineral oils, hydraulic fluids, lubricants, diesel, and gasoline.
- High Abrasion Resistance - Designed to withstand continuous movement and wear in demanding applications.
- Good Compression Set Resistance - Maintains sealing effectiveness over extended periods under compression.
- Wide Operating Temperature Range - Typically suitable for temperatures ranging from -40°C to +120°C, depending on the compound formulation.
- Good Tensile Strength & Elasticity - Provides flexibility and durability for both static and dynamic sealing applications.
- Easy Installation Manufactured with precision for easy fitting and dependable sealing performance.
PM NBR (Nitrile Rubber) O-Rings are among the most widely used sealing solutions for industrial applications due to their excellent resistance to oils, fuels, hydraulic fluids, and grease. Known for their durability, flexibility, and cost-effectiveness, NBR O-Rings provide reliable sealing performance in both static and dynamic applications across a wide range of industries.
Contact our technical team today to discuss your sealing requirements and find the ideal NBR O-Ring solution for your application.
Need reliable and cost-effective sealing solutions? PM NBR O-Rings are engineered to deliver outstanding resistance to oils, fuels, and hydraulic fluids while ensuring long-lasting performance.