AKA: 49-KS-7,955;TE-M-700-19. Status: In Production. Number: 7 . Thrust: 35.40 kN (7,958 lbf). Gross mass: 667 kg (1,470 lb). Unfuelled mass: 45 kg (99 lb). Specific impulse: 291 s. Burn time: 49 s. Height: 1.68 m (5.52 ft). Diameter: 0.76 m (2.50 ft).
The design incorporates a case cylinder 7 inches longer than the STAR 30BP and an 89-percent-solids HTPB propellant in a 6AI-4V titanium case insulated with silica-filled EPDM rubber. It has a contoured nozzle with an integral toroidal igniter and a carbon-phenolic exit cone. Total impulse 182,216 kgf-s. Propellant mass fraction 0.932.
Propellant Formulation: HTPB.