NBR O-Ring 190x5 mm 90 ShA

NBR O-Ring 190x5 mm 90 ShA - High-quality sealing ring

The NBR O-Ring 190x5 mm 90 ShA is a precision sealing ring designed for demanding industrial and hydraulic applications. Made from nitrile butadiene rubber (NBR) with a hardness of 90 Shore A, it ensures excellent resistance to oils, fuels, and lubricants while maintaining durability under pressure.

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• “NBR O-Ring 190x5 mm”

• “O-Ring 190x5 90 ShA”

• “nitrile O-Ring 190 mm”

• “oil resistant O-Ring 190x5”

• “industrial sealing ring 190x5 mm NBR”

This description naturally integrates those keywords for maximum SEO strength.

Key Features & Specifications

• Inner diameter (ID): 190 mm

• Cross-section / thickness: 5 mm

• Material: NBR (nitrile butadiene rubber)

• Hardness: 90 ShA (firm and resilient)

• Temperature range: -30 °C to +100 °C (depending on medium)

• Resistance: oils, fuels, lubricants, hydraulic fluids

• Applications: pumps, hydraulic systems, compressors, gearboxes, industrial machinery

Benefits & Advantages

• High hardness (90 ShA): prevents deformation and ensures stable sealing under load

• NBR compound: excellent compatibility with oils, fuels, and lubricants

• Versatile size (190x5 mm): suitable for a wide range of industrial and mechanical uses

• Durable and cost-effective: reliable sealing for long-term applications

• Trusted quality: consistent manufacturing for B2B and industrial supply

FAQ - Frequently Asked Questions

Q: What does 90 ShA mean?
A: It indicates hardness on the Shore A scale. 90 ShA is firm rubber with strong resistance to compression set.

Q: Why choose NBR for O-rings?
A: NBR provides excellent resistance to oils, fuels, and hydraulic fluids, making it the most widely used material for sealing rings.

Q: What is the temperature range?
A: Typically from -30 °C up to +100 °C, depending on the environment and application.

Q: Can this O-ring handle high pressure?
A: Yes, when installed properly. For extreme pressure, back-up rings are recommended.

Q: Where is this size commonly used?
A: In hydraulic systems, pumps, industrial machinery, and other applications requiring a 190x5 mm O-ring.