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RS Pro Nitrile Rubber Bonded Seal Washer 16.7 mm ID 24 mm OD Shore 70 Hardness 689-546
Specifications
| Country of Origin | United Kingdom |
|---|---|
| Brand | RS Pro |
| Material | Nitrile Rubber (NBR) |
| THICKNESS | 1.5mm |
| Model | 689-546 |
| Outside diameter | 24mm |
| Maximum Operating Temperature | 80°C |
| Hardness | Shore 70 |
| Sub Type | Bonded Seal |
| Inside Diameter | 16.7mm |
| Minimum Operating Temperature | -10°C |
| Standards/Approvals | CE, cUR, UR |
Key Features
- Constructed with nitrile rubber (NBR) bonded to a metal annulus for enhanced sealing performance.
- Inside diameter measures 16.7 mm and outside diameter is 24 mm for accurate fitment.
- Thickness of 1.5 mm ensures adequate sealing pressure under bolt heads or threaded components.
- Hardness rated Shore 70 for medium firmness optimized for hydraulic fluid and oil resistance.
- Operates effectively within a temperature range of -10°C to 80°C for versatility in various environments.
- Suitable for high and low pressure sealing applications involving mineral-based hydraulic fluids and engine oils.
- Meets CE, cUR, and UR certifications ensuring quality and safety compliance.
- Commonly used in automotive, plumbing, aerospace, and general engineering applications.
Product Description
RS Pro 689-546 Nitrile Rubber (NBR) Bonded Seal Washer combines a metal annulus with a medium hardness nitrile elastomeric ring of trapezoidal cross-section, creating a robust bonded washer designed for high and low pressure sealing of ports on fluid systems with mineral-based hydraulic fluids or engine lubricating oils.
This bonded seal washer features an inside diameter of 16.7 mm, outside diameter of 24 mm, and a thickness of 1.5 mm, offering precise sealing under bolt heads, threaded components, pipe couplings, and connector applications requiring excellent sealing contact.
The nitrile rubber material offers excellent chemical resistance to oils and fuels while maintaining a Shore 70 hardness that balances durability and flexibility. It operates efficiently between -10°C and 80°C, covering a broad range of industrial environments.
RS Pro bonded seals comply with CE, cUR, and UR approvals, ensuring they meet rigorous quality and safety standards. These seals are versatile and widely used across automotive, plumbing, aerospace industries, and general engineering for maintaining leak-free operations.
Constructed with nitrile rubber bonded to metal annulus for strong, reliable seals. Precisely sized at 16.7 mm ID and 24 mm OD with a thickness of 1.5 mm for effective sealing. Medium Shore 70 hardness optimizes sealing for hydraulic and engine oil systems.
Certified to recognized industry standards including CE, cUR, and UR for quality assurance. Suitable for use in automotive, plumbing, aerospace, and general engineering applications. Operating temperature range from -10°C to 80°C enables broad use.
Effective in both high and low pressure fluid system sealing. Manufactured in the United Kingdom, ensuring premium build quality.
RS Pro delivers components trusted by engineers worldwide for industrial sealing solutions, combining durability, reliability, and compatibility for diverse mechanical and fluid power requirements. Ideal for replacement or maintenance in demanding environments.
Explore the full range of RS Pro gaskets and seals on EnvMart to find the perfect fit for your sealing needs.
Explore more products in our Gaskets & O-Rings category.
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Frequently Asked Questions
This bonded seal washer has an inside diameter of 16.7 mm, an outside diameter of 24 mm, and a thickness of 1.5 mm.
It is constructed from nitrile rubber (NBR) bonded to a metal annulus, providing enhanced sealing performance.
The hardness of this bonded seal washer is rated at Shore 70, which offers medium firmness suitable for various applications.
It operates effectively within a temperature range of -10°C to 80°C, making it versatile for different environments.
This model complies with CE, cUR, and UR certifications, ensuring quality and safety standards are met.
It is suitable for high and low pressure sealing applications involving mineral-based hydraulic fluids and engine oils, commonly used in automotive, plumbing, aerospace, and general engineering.
This bonded seal washer is designed for effective sealing under bolt heads, threaded components, pipe couplings, and connector applications.
The metal annulus enhances the sealing performance by providing a robust structure that maintains sealing integrity under pressure.
Yes, it is specifically designed for compatibility with mineral-based hydraulic fluids and engine lubricating oils.
The trapezoidal cross-section of the elastomeric ring helps create a strong sealing contact, improving the effectiveness of the seal.
This bonded seal washer is manufactured in the United Kingdom, ensuring quality standards in production.
The thickness of this model is 1.5 mm, which ensures adequate sealing pressure under various applications.
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