CIRCOR Aerospace Inc. holds heritage brands Aerodyne Controls, Circle Seal Controls and Loud Engineering & Manufacturing with a legacy of over 60 years. Heritage brand, Aerodyne Controls, was brought under the CIRCOR Aerospace aegis in 1999 and designs and manufactures high quality pneumatic control components and systems for the aerospace, defense, medical, space, and alternative fuels markets. Critical system components are supplied such as pressure regulators on cold gas thruster systems, valve manifolds for pneumatic weapons ejection and flotation-recovery systems, and 10,000 PSI regulators for the next generation of auto motive hydrogen fuel cells.