Spacepolitics.com: “Sen. John McCain (R-AZ) opened on Friday a new front in the ongoing debate about the availability of the RD-180 engine and proposals to develop a domestic replacement. McCain’s office announced that the senator sent a letter to Frank Kendall, undersecretary of defense fo acquisition, asking questions about how much the RD-180 engines cost and who profits from sales of those engines…”
Credit: Spacepolitics.com – Jeff Foust – 2014 June 21
Image: RD-180 test firing, November 4, 1998, at the Marshall Space Flight Center Advanced Engine Test Facility.
Wikipedia: “The RD-180 is a rocket engine designed and built in Russia. It features a dual-combustion chamber, dual-nozzle design and is fueled by a kerosene/LOX mixture. Currently RD-180 engines are used for the first-stage of the US Atlas V launch vehicle.”
Credit: Wikipedia – en.m.wikipedia.org/wiki/RD-180