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RS Pro Nitrile Rubber (NBR) Bonded Seal Washer 17.28 mm ID 23.8 mm OD Shore 70 Hardness 689-489
Specifications
| Country of Origin | United Kingdom |
|---|---|
| Brand | RS Pro |
| Material | Nitrile Rubber (NBR) |
| THICKNESS | 2.03mm |
| Model | 689-489 |
| Outside diameter | 23.8mm |
| Maximum Operating Temperature | 80°C |
| Hardness | Shore 70 |
| Sub Type | Bonded Seal |
| Inside Diameter | 17.28mm |
| Minimum Operating Temperature | -10°C |
| Standards/Approvals | CE, cUR, UR |
Key Features
- Constructed with a metal annulus bonded to a medium nitrile elastomeric ring of trapezoidal cross-section for robust sealing.
- Suitable for use with mineral-based hydraulic fluids and engine lubricating oils.
- Operates effectively within temperatures from -10°C to 80°C.
- Available in metric sizes offering high reliability in automotive, aerospace, plumbing, and general engineering applications.
- Complies with CE, cUR, and UR standards ensuring quality and safety.
- Designed to provide excellent sealing under bolts, threaded components, pipe couplings, and connector applications.
Product Description
RS Pro 689-489 is a high-quality Nitrile Rubber (NBR) Bonded Seal Washer featuring an inside diameter of 17.28 mm, outside diameter of 23.8 mm, and a thickness of 2.03 mm with Shore 70 hardness. This bonded seal comprises a metal annulus with a bonded nitrile elastomeric ring that offers reliable sealing capability under both high and low pressure conditions.
The seal is specifically designed to perform with mineral-based hydraulic fluids and mineral-based engine lubricating oils, ensuring compatibility and durability in demanding fluid power applications.
RS Pro bonded seals are widely used within multiple industries, including automotive, aerospace, plumbing, and general engineering. These seals are ideal for securing joints under bolts, threaded components, pipe couplings, and connectors, providing a reliable barrier against leaks of gases, oils, and fluids.
Operating temperature ranges from -10°C to 80°C with compliance to CE, cUR, and UR standards guaranteeing performance and safety. The robust Shore 70 hardness rating ensures excellent wear resistance and durability in industrial use cases.
Manufactured in the United Kingdom, this washer supports maintenance and replacement requirements in hydraulic and mechanical systems where precision sealing is critical. Metal annulus bonded to nitrile elastomeric ring for effective sealing.
Suitable for mineral-based hydraulic fluids and lubricating oils. Temperature range: -10°C to 80°C for versatile application use. Compliant with CE, cUR, and UR certification standards. Applicable in automotive, aerospace, plumbing, and engineering fields.
Shore 70 hardness for robust wear resistance. Explore EnvMart categories for more sealing solutions and RS Pro products trusted for their proven quality and engineering excellence.
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Frequently Asked Questions
The bonded seal washer has an inside diameter of 17.28 mm, an outside diameter of 23.8 mm, and a thickness of 2.03 mm.
This model has a Shore hardness rating of 70, indicating its robust wear resistance.
It operates effectively within a temperature range of -10°C to 80°C.
It is constructed from Nitrile Rubber (NBR) with a metal annulus bonded to the elastomeric ring.
This bonded seal is suitable for use with mineral-based hydraulic fluids and engine lubricating oils.
It complies with CE, cUR, and UR standards, ensuring quality and safety in its applications.
This model is widely used in automotive, aerospace, plumbing, and general engineering applications.
It is designed to provide sealing under bolts, threaded components, pipe couplings, and connector applications.
This bonded seal washer is manufactured in the United Kingdom.
The sub-type of this product is a bonded seal, which combines a metal annulus with a nitrile elastomeric ring.
The trapezoidal cross-section of the elastomeric ring enhances the sealing capability under both high and low pressure conditions.
The thickness of this washer is 2.03 mm.
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