South African solid rocket engine. Development ended 1994. Used on RSA-4 launch vehicle. Solid propellant rocket stage. Essentially identical to RSA-3 second stage. Includes 1000 kg upper stage avionic section / spin table, which is jettisoned prior to stage three ignition.
Status: Development ended 1994. Thrust: 676.00 kN (151,970 lbf). Specific impulse: 275 s. Specific impulse sea level: 220 s. Burn time: 52 s.