SRB Family rocket variant.
Performance data not available.
The 4670 test stand was used for Apollo and Space Shuttle engine tests.
Casey Dreier’s analysis estimated a Crew Dragon seat costs NASA $60–67 million compared to an average of $170,000,000 a seat on a shuttle flight when adjusted for inflation.
NASA funded SpaceX and Boeing to develop commercial orbital crew transportation systems to reduce U.S. dependence on Russia for rides to the ISS after the Space Shuttle retirement in 2011.
SpaceX has reduced launch costs from $18,000 per kilogram during the Space Shuttle era to roughly $2,700 for today's reusable Falcon 9.