Engine Model: Peacekeeper 1. Manufacturer Name: TU-903. Designer: Thiokol. Gross Mass: 48,960 kg (107,930 lb). Empty Mass: 4,300 kg (9,400 lb). Propellants: Solid. Thrust(vac): 2,204.500 kN (495,591 lbf). Thrust(sl): 1,954.300 kN (439,344 lbf). Isp: 282 sec. Isp (sea level): 250 sec. Burn time: 56 sec. Diameter: 2.34 m (7.67 ft). Length: 8.48 m (27.82 ft). Chambers: 1. Country: USA. Status: In Production. Flown: 1.00. MX Stage 1. Used as first stage of Taurus launch vehicle for initial test.
Peacekeeper 1 used on Rocket Stages