Replies to post #81298 on Sigma Labs Inc (SASI)

[godemperorzack]

Some more Aerojet news for you Truth:

https://spacenews.com/ula-orders-116-engines-from-aerojet-rocketdyne-for-vulcans-upper-stage/

Each Vulcan Centaur upper stage will use two RL10C-X engines.

Aerojet said the RL10C-X is a variant of the RL1o developed for Vulcan Centaur that will “increase the use of additive manufacturing and introduce other advanced technologies to improve the quality, reliability, affordability and performance.”