A common misconception is that vibration analysis will always tell you when there’s an alignment problem with a motor installation. Although vibration analysis is essential to a good motor maintenance ...
Northrop Grumman test-fired a solid rocket motor called SMASH!22 Dec. 4 as part of its SMART Demo development program. Credit: Northrop Grumman WASHINGTON — Northrop Grumman tested a solid rocket ...
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