Mass 506 K-lb (230 K-kg)
Length 125 ft (38.1 m)
Diameter (main) 6 ft (2.44 m)
Initial Thrust 598 K-lb (2.63 MN)
Number of Launches 201+
Primary Missions 7925 vehicle
Upper Stage PAM-D
First Launch 1990
Users DoD, NASA, Commerical
Launch Service Agency McDonnell Douglas/US Air Force
Prime Contractor McDonnell Douglas Space Systems
Principal Subcontractors
Rocketdyne (Stage 1 engine)
Aerojet (Stage 2 engine)
Thiokol (Strap-ons)
Hercules (Strap-ons)
Delco (Guidence Computer)
Estimated Launch Price $45-50 Million (1990$)