Encyclopedia Astronautica
Hopi 9.0KS1800


RPI solid rocket engine. 7.7 kN.

AKA: 9.0KS1800.
Gross mass: 40 kg (88 lb).
Unfuelled mass: 9.00 kg (19.80 lb).
Height: 2.40 m (7.80 ft).
Diameter: 0.11 m (0.36 ft).
Thrust: 7.70 kN (1,731 lbf).
Burn time: 9.00 s.

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Associated Countries
See also
Associated Manufacturers and Agencies
  • RPI American manufacturer of rocket engines and rockets. RPI, USA. More...

Associated Propellants
  • Solid Solid propellants have the fuel and oxidiser embedded in a rubbery matrix. They were developed to a high degree of perfection in the United States in the 1950's and 1960's. In Russia, development was slower, due to a lack of technical leadership in the area and rail handling problems. Solid propellants have the fuel and oxidiser embedded in a rubbery matrix. They were developed to a high degree of perfection in the United States in the 1950's and 1960's. In Russia, development was slower, due to a lack of technical leadership in the area and rail handling problems. More...

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