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Blok E (or Block E) is the propulsion unit of Soviet lunar module LK, developed in the 1960s by Yuzhnoye Design Bureau as a part of the human lunar landing program.
Art & Measurement
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engine engines blok stage moon backup lk bureau propellant thrusters propulsion lunar surface two nozzles equipped main soviet yuzhnoye design
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Blok E | Burn time | 400 seconds Full Thrust +100 seconds throttled (11D411) 400 seconds (11D412) | 1.00 | infobox |
| Blok E | Country of origin | Soviet Union | 1.00 | infobox |
| Blok E | Diameter | 1.72 m (5.6 ft) | 1.00 | infobox |
| Blok E | Empty mass | 525 kg (1,157 lb) | 1.00 | infobox |
| Blok E | Failed | 0 | 1.00 | infobox |
| Blok E | Gross mass | 2,950 kg (6,500 lb) | 1.00 | infobox |
| Blok E | Height | 2.38 m (7.8 ft) | 1.00 | infobox |
| Blok E | Manufacturer | Yuzhnoye Design Bureau | 1.00 | infobox |
| Blok E | Maximum thrust | 20.1 kN (4,500 lbf) (11D411 at 100% Thrust or 11D412) 8.4 kN (1,900 lbf) (11D411 at minimum Throttle) | 1.00 | infobox |
| Blok E | Powered by | 11D410 engine cluster Consisting of: 1x 11D411 1x 11D412 4x Vernier Thrusters | 1.00 | infobox |
| Blok E | Propellant | UDMH/N2O4 | 1.00 | infobox |
| Blok E | Propellant mass | 2,390 kg (5,270 lb) | 1.00 | infobox |
| Blok E | Specific impulse | 315 s (3.09 km/s) (11D411) 285 s (2.79 km/s) (11D411 at minimum Thrust) 312 s (3.06 km/s) (11D412) | 1.00 | infobox |
| Blok E | Status | Retired | 1.00 | infobox |
| Blok E | Successes (stage only) | 0 | 1.00 | infobox |
| Blok E | Total launches | 0a | 1.00 | infobox |
| Blok E | Used on | LK | 1.00 | infobox |
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