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|Star-17A - |
Credit: Thiokol. 1,548 bytes. 110 x 61 pixels.
Manufacturer Name: TE-M-521-5. Other Designations: 19.4-KS-3,600. Designer: Thiokol. Gross Mass: 126 kg. Empty Mass: 14 kg. Propellants: Solid Thrust(vac): 1,633 kgf. Isp: 287 sec. Burn time: 19 sec. Diameter: 0.4 m. Length: 1.0 m. Chambers: 1. Country: USA. Status: In Production. Flown: 19.
Apogee kick motor. Modifications: 175 mm straight section added to the Star 17. The 17A has been used for circularized orbits for the Skynet 1, NATO 1, and IMP-H & J satellites. This motor provides the high case safety factor required for this program. The TE-M-521-7 model used for several Air Force missions provides a typical safety factor with a 1.3 pound weight savings. Total impulse 32,556 kgf-s. Propellant mass fraction 0.89.
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Last update 12 March 2001.
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© Mark Wade, 2001 .