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NASDA (National Space Agency of Japan) is developing the H-IIA rocket in response to varied future demands in space transport including satellite launch and the ferrying of logistics in conjunction with International Space Station construction. Building on successes achieved with the H-II rocket, Japan’s primary launch vehicle of the 1990s, the H-IIA rocket program is aimed at realizing a highly reliable vehicle with minimal launch cost. In this important national project, EEA has played important roll of developing rocket engine seals. These seals are used in liquid oxygen service or liquid hydrogen turbo-pumps for the primary propulsion rocket engine.s


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