Capable of handling temperatures to 1400°F (760°C) and pressures from vacuum to 60,000 psi. Its leakage rate is 1E-8 sccs He/mm circ.

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JETSEAL manufactures a superior quality, cost-effective solution that is available in various cross-sections and virtually any diameter and material. We offer C-Seal configurations in the circular ring and rectangular forms, both customizable to your specifications. C-Seals are produced to the highest standards of quality, with all critical features closely controlled to ensure that optimum performance is consistently obtained. The sealing surfaces are polished using an innovative JETSEAL process to ensure continuous sealing contact, giving excellent performance in both standard cavities and in cases where dynamic separation occurs. For more specifics, download our C-Seal Catalog (PDF).


Cryogenic to 1400°F (760°C)


acuum (1E-10 torr.) to 60,000 psi


Iconel 718, Iconel X-750, Waspaloy


Silver, Tin, Nickel, Gold, Teflon


Excellent Leakage Control, Dynamic Separation Performance

Typical Leakage Rate

1E-8 sccs He/mm circ.


High-quality, Customizable Sealing

In addition to the standard C-Seal design, JETSEAL has patented two new versions of the seal which offers a superior sealing solution.

Please call for pricing and availability or fill out the Application Data Sheet (PDF) and Quote Request Form.

Application Data Sheets are available in Spanish, French, German, Russian, Korean, Chinese, Japanese, Farsi, and Hebrew from JETSEAL’s Downloads or Contact Us page.