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The piston was tested several times as a discrete component. Following the first successful test on November 7, 2017, the piston was ground test as part of the Flight Test 1 campaign.
| Date | Result |
|---|---|
| October 28, 2017 | Firebolt e-match blew out of epoxy |
| November 7, 2017 | First successful test |
| January 27, 2018 | Poor data acquisition, successful test |
Disassembly, Cleaning, and Reassembly
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