ISO. Fifth edition. Fluid power systems — O-rings —. Part 1: Inside diameters, cross-sections, tolerances and designation. The ISO Size Code for these O-Rings is the same as the AS dash number. Class B allows production of O-Rings in technically. BS Dimensions of toroidal seals (O-rings) and their housing sizes (inch sizes); BS ISO Fluid power systems – O-rings Part 1: Inside diameters.
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Quality is an integral part of the Superior customer service philosophy. The most common failure is extrusion through the mating parts. Accept and continue Learn more isoo the cookies we use and how to change your settings.
The O-ring ios be used in static applications or in dynamic applications where there is relative motion between the parts and the O-ring. Compression Packing Product Selector.
When an O-ring is cooled below its T g glass transition temperatureit loses its elasticity and becomes brittle. Elastomers are selected according to the situation.
Standards and sizes
All documentation for dispatch to the customer conforms to the ISO standard. When squeezed upon installation, they seal with 4 contact surfaces—2 small contact surfaces on the top and bottom.
Learn more about the cookies we use and how to change your settings. This website is best viewed with browser version of up to Microsoft Internet Explorer 8 or Firefox 3. In typical applications, O-rings are well protected from less penetrating radiation such as ultraviolet and soft X-rays, but more penetrating radiation such as neutrons may cause rapid deterioration. Please see the talk page for more information. You may find similar items within these categories by selecting from the choices below:.
Part of the Automobile series. The ambient temperature was within launch parameters, and the launch sequence was allowed to proceed. We thoroughly recommend that all quality and specification issues are addressed at the earliest point in the development stage of any new project.
ISO 3601 Metric O-Rings
High shrinkage compounds may require dedicated tooling to comply with ISO dimensions and tolerances, but will still allow for the principle of a more accurate cross-section.
The standard level is Grade N. The shape can have different profiles, an x-shaped profile, commonly called the X-ring, Q-ring, or by the trademarked name Quad Ring.
Synthetic rubbers – Thermosets:. Square rings are usually used only in dynamic applications as energizers in cap seal assemblies. O-ring selection is based on chemical compatibility, application temperature, sealing pressure, lubrication requirements, durometersize and cost. Process – Process Equipment.
Automobile emissions control Catalytic converter Diesel particulate filter Exhaust manifold Glasspack Muffler. Newsbrief To receive our free weekly NewsBrief please enter your email address below: Inside diameters, cross-sections, tolerances and designation codes. In the Superior o-ring size list, the 360-1 diameters conform to ISO tolerances and the cross section diameter has a reduced tolerance.
This is now recognized in the revised standard. In reality, in the market place there are many more. Customers who bought this product also bought BS EN The pressure of the contained fluid transfers through the essentially incompressible O-ring material, and the contact stress rises with increasing pressure. Space Shuttle Challenger disaster. You may experience issues viewing this site in Internet Explorer 9, 10 or Sizes are specified by the inside diameter and the cross section diameter thickness.
BS , BS ISO and SAE AS O-rings