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Country of origin United States
Date 1957
Designer Aerojet
Status Retired
Solid-fuel motor
Thrust (vac.) 35 kN
Length 1.3 m
Diameter 0.2 m

1.8KS7800 is a solid propellant rocket engine designed by Aerojet and used in the AIM-7A, AIM7B and AIM7C Sparrow missiles.[1] The designation 1.8KS7800 means that the engine burns during 1.8 seconds and generates 7,800 pounds of thrust.[2][3][4]


  1. ^ Parsch, Andreas (April 7, 2007). "Raytheon AAM-N-2,3,6/AIM-101/AIM-7/RIM-7 Sparrow". Retrieved March 2, 2010. 
  2. ^ "Rocket Motor, Solid Fuel, 1.KS 7800, Sparrow II Missile". Smithsonian National Air and Space Museum. Retrieved March 2, 2010. 
  3. ^ Wade, Mark (2008). "1.8KS7800". Retrieved March 2, 2010. 
  4. ^ McDowell, Jonathan (February 2007). "Stages". Retrieved 2010-03-02.