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Star 48B
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Manufacturer Name: TE-M-799. Other Designations: 87.2-KS-17,735. Designer: Thiokol. Gross Mass: 2,137 kg (4,711 lb). Empty Mass: 126 kg (277 lb). Propellants: Solid. Thrust(vac): 66.000 kN (14,837 lbf). Isp: 286 sec. Burn time: 87 sec. Diameter: 1.25 m (4.08 ft). Length: 2.03 m (6.67 ft). Chambers: 1. Country: USA. Status: In Production. Long nozzle upper-stage motor is qualified for the McDonnell Payload Assist Module (PAM) Delta. The basic version for Delta-launched missions contains 2011 kg of propellant (an increase of 11 kg over STAR 48) and has the same 80-inch length as the Delta version of the STAR 48. The design incorporates the same high-energy propellant and high-strength case as the STAR 48. The semi-submerged nozzle uses a carbon-phenolic exit cone. Propellant: 2011 kg charge of AP/HTPB/Al in 6Al-4V titanium case. Total impulse 591,142 kgf-s. Propellant mass fraction 0.939.
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© Mark Wade, 1997 - 2007 except where otherwise noted.
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