RS PRO Nitrile Rubber SealBonded Seal, 13.74mm Bore, 20.57mm Outer Diameter
- RS Stock No.:
- 0689473
- Brand:
- RS PRO
Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
EU Directives 2011/65/EU and 2015/863 restrict the use of the 10 substances below in the manufacture of specified types of electrical equipment.
Whilst this restriction does not legally apply to components, it is recognised that component “compliance” is relevant to many customers.
RS definition of RoHS Compliance:
- The product does not contain any of the restricted substances in concentrations and applications banned by the Directive,
- and for components, the product is capable of being worked on at the higher temperatures required by lead–free soldering
The restricted substances and maximum allowed concentrations in the homogenous material are, by weight:
| Substance | Concentration |
| Lead | 0.1% |
| Mercury | 0.1% |
| PBB (Polybrominated Biphenyls) | 0.1% |
| PBDE ( Polybrominated Diphenyl Ethers) | 0.1% |
| Hexavalent Chromium | 0.1% |
| Cadmium | 0.01% |
| DEHP (Bis (2-Ethylhexl) phthalate) | 0.1% |
| BBP (Benzyl butyl phthalate) | 0.1% |
| DBP (Dibutyl phthalate) | 0.1% |
| DIBP (Diisobutyl phthalate) | 0.1% |
The supplier of the item listed below has informed RS Components that the product is "RoHS Compliant".
RS Components has taken all reasonable steps to confirm this statement. Information relates only to products sold on or after the date of this certificate.
| RS stock number | 0689473 |
| Product description | RS PRO Nitrile Rubber SealBonded Seal, 13.74mm Bore, 20.57mm Outer Diameter |
| Manufacturer / Brand | RS PRO |
RS Components Ltd, Birchington Road, Corby, Northants, NN17 9RS, UK
Statement of Conformity
This statement confirms that the product detailed below complies with the specifications currently published in the RS media and has been subject to the strict quality conditions imposed by RS Components’ internal management systems. Furthermore and where applicable, it confirms that all relevant semiconductor devices have been handled and packed under conditions that meet the administrative and technical requirements of ANSI/ESD S20.20 and EN61340-5-1 electrostatics control standards.
| RS stock number | 0689473 |
| Product description | RS PRO Nitrile Rubber SealBonded Seal, 13.74mm Bore, 20.57mm Outer Diameter |
| Manufacturer / Brand | RS PRO |
The foregoing information relates to product sold on, or after, the date shown below.
RS COMPONENTS
| Date | Dec 19, 2024 |
RS Components Pte Ltd Robinson Road, P.O. Box 1582, Singapore 903132
Country of Origin: GB
Product Details
RS PRO Nitrile Rubber Bonded Dowty Seals
These RS PRO seals comprise a metal annulus to which a medium nitrile elastomeric ring of trapezoidal cross-section is bonded. They provide high and low pressure sealing for ports on fluid systems where mineral based hydraulic fluids or mineral based engine lubricating oils are present.
Note
The width (or thickness) quoted for the self-centralising bonded washers relates to the thickness of the fibre part of the washer.
Features and Benefits:
Available in both metric and BSP-based Imperial sizes
Hardness: 1 RHD 85-95
Seals come in a range of sizes
Reliable in high pressure applications
Typical Applications:
Seals and O-rings are used in various fields and industries including:
Automotive
Plumbing
Aerospace
General engineering.
Bonded seals (also known as Dowty seals) are a type of washer and are available in various materials and standard sizes. They are suitable for sealing under the heads of bolts and threaded components, pipe couplings and connector applications where excellent contact is needed foe sealing gases, oils and fluids.
FAQs
Types of Seals and O-rings
Seals and O-rings come in various materials suited to different purposes. Some have a high temperature tolerance for use in both hot and cold applications, while others are made to be chemically resistant for use in lab or test equipment. Available in a wide range of sizes both in single size packs or in seal and O-ring kits for general maintenance. Sizes vary between seal and ring types both in diameter and thickness, these variations help provide an exact and precise seal to protect the joint. Both Metric and Imperial sizes are available to replace new and old seals and rings whether maintaining modern parts or older machines, engines and other mechanical parts.
Why RS PRO?
RS PRO is our own brand range and brings you a wide range of high-quality, great value products offering you more choice. Trusted by engineers all over the world, every part of every RS PRO product has been rigorously tested against demanding industry standards; they’re only given the RS PRO seal of approval if we’re confident of their exceptional quality, which means you can be confident too.
Specifications
| Attribute | Value |
| Brand | RS PRO |
| Material | Nitrile Rubber |
| Type | Bonded Seal |
| Outside Diameter | 20.57 mm |
| Minimum Operating Temperature | -10 °C |
| Thickness | 2.03 mm |
| Maximum Operating Temperature | +80 °C |
| Inside Diameter | 13.74 mm |
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