What does TCA stand for?

Thrust Chamber Assembly (main combustion chamber and the nozzle of a rocket engine)

This definition appears very rarely and is found in the following Acronym Finder categories:

Other Resources:

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Thermal Critical Assembly Thin Client Application (computer programming) Thomas C. Adams (British estate agents) Thomas Cook Airlines (UK) Thornton Creek Alliance (Seattle, WA) Thoroughbred Charities of America, Ltd Three Character Acronym Threshold Crossing Alarm Threshold Crossing Alert (SONET) Throttle Control Assembly (aviation engineering)		Thumb Cattlemen's Association (thumb area of Michigan) Tile Council of America (now Tile Council of North America) Tilt-Up Concrete Association Tilted-Coil Antenna Time of Closest Approach Times of Central Asia (various locations) Tissue Culture and Art (project; Australia) Tissue Culture Association Title Council of America (Princeton, NJ) To Come Again (outpatient note)

Samples in periodicals archive:

Completion of MB-XX thrust chamber assembly testing represents significant progress in the development of the MB-XX engine.