Failures: 2. First Fail Date: 1964-05-28. Last Fail Date: 1970-04-24.
Status: Retired 1975.
Gross mass: 55,000 kg (121,000 lb).
Height: 19.40 m (63.60 ft).
Diameter: 2.44 m (8.00 ft).
Thrust: 668.00 kN (150,172 lbf).
Apogee: 1,500 km (900 mi).
First date: 1964-02-14.
Last date: 1975-11-06.
Number: 18 .