O-ring


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O-ring

A resilient ring used as a gasket in sealing a joint.

O-ring

O-ring
A flat or circular gasket made from synthetic rubber, used as an airtight seal or a seal against high pressures. The ring fits into a groove to form a seal between two parts. O-rings are two-way seals; they seal in either direction.
References in periodicals archive ?
Anthony-Thomas Candy, a candy making company, recently purchased FDA O-Rings for their facility in Columbus, Ohio.
Muscle force measurement for the Bi-Digital O-Ring Test using a computerized electro-mechanical system [abstract].
This will help coax an o-ring back into its original molded shape.
Although most outgassing is water vapor adsorbed and absorbed when the O-ring is exposed to outside air, other gases such as solvents and plasticizers absorbed into the bulk also add to the gas load.
an affiliate of Tyco Fire Products, recalled its O-ring fire sprinklers on July 19, 2001, in cooperation with the U.
What the Challenger launch team failed to consider was the possibility that the freezing cold temperature would reduce the reliability of both the secondary O-ring and the primary O-ring.
During a 1977 test of the rocket motor, Thiokol discovered during a simulated firing of the engine (using pressurized water) that the joint incorporating the O-ring was "opening rather than closing as our original analysis had indicated," according to testimony before the commission by a company official.
O-Ring offer both a temporary and a more permanent solution to anchorage connection in mines, depending on the location of the friction rock bolt.
The application is a static face seal groove that exposes the o-ring to jet fuel over a temperature range of approximately -70 to +250[degrees]F at a pressure differential of no more than 1,000 psi.
Dynamic (rotating or reciprocating) seals are those where tooling is in motion against an o-ring or quad seal, such as unscrewing cores and cavities.
The FAA also was told in 1999 that the braking-and-steering control unit could rotate the nose wheels if the valve to which the O-ring is attached fails, but records indicate that unit has not been modified.
The O-ring comes in a variety of compounds that are formulated to accommodate the relief valve's application.