Manufacturer Name: TE-M-479. Other Designations: 17.6-KS-2,460. Designer: Thiokol. Application: Skynet 1, NATO 1, and IMP-H & J. Used on stages: Star 17. Used on launch vehicles: Atlas LV-3A / Agena D. Gross Mass: 79 kg. Empty Mass: 9 kg. Propellants: SolidThrust(vac): 1,116 kgf. Thrust(vac): 19.60 kN. Isp: 286 sec. Isp (sea level): 220 sec. Burn time: 18 sec. Diameter: 0.4 m. Length: 1.0 m. Chambers: 1. Country: USA. Status: In Production. First Flight: 1963. Last Flight: 1965. Flown: 15. Comments: Orbit insertion motor has been used as the apogee kick motor for the Radio Astronomy Explorer satellite, the SOLRAD satellite, and an S-3 satellite. Total impulse 20,177 kgf-sec. Motor propellant mass fraction 0.881.