AKA: Martlet 4C;Martlet 4i-3;Martlet 4L-3. Status: Development ended 1966. Thrust: 5.39 kN (1,212 lbf). Gross mass: 45 kg (99 lb). Unfuelled mass: 10 kg (22 lb). Specific impulse: 300 s. Specific impulse sea level: 210 s. Burn time: 19 s. Height: 1.00 m (3.20 ft). Diameter: 0.30 m (0.98 ft).
Thrust (sl): 3.776 kN (849 lbf). Thrust (sl): 385 kgf.