Lunar Module cutaway

By:  
-
Source:
This story is sourced from Flight International
Subscribe today »

Lunar module cutaway by Frank Munger

Apollo-lunar-lander- 
 

LM-5 "EAGLE" KEY

1 Docking hatch LM/CM

2 Docking drogue (removeable for access)

3 Cabin assembly

4 Mid-section equipment bay

5 Engine-bay deck

6 Aft equipment bay

7 Insulation-support frame

8 Forward-vision window

9 Docking window

10 Forward hatch

11 Descent/ascent section explosive attachment bolts

12 LM/third-stage attachment lugs

13 Lunar-surface sensing probe

14 Primary shock-absorber strut

15 Secondary shock-absorber strut

16 Deployment truss and down-lock

17 a.c./d.c. (28V d.c. 115V a.c, 400Hz)

18 CSM/LM electrical umbilical connectors

19 Electrical control assembly

20 Descent batteries (4x12V silver zinc)

21 Electrical control assemblies, ascent batteries (two), abort electronics, attitude and translation control, rendezvous radar electronics, S-band electronics

22 Environmental-control system

23 Umbilical hose

24 Oxygen control

25 Cabin-air recirculation fan

26 Water control and suit temperature control

27 Cabin pressure-relief valve

28 Water tank

29 Primary and secondary water evaporators

30 Cold-plate units

31 Gaseous oxygen

32 Descent engine, 10:1 throttle ratio, 10,000lb maximum thrust

33 Descent fuel tank. Aerozine 50 (50-50

hydrazine and UDMH) port and starboard

34 Descent oxidiser tank (nitrogen tetroxide)

fore and aft

35 Ascent engine. 3,500lb thrust in vacuo

36 Ascent fuel tank (Aerozine 50); oxidiser tank to starboard

37 Aperture for ascent-engine skirt

38 Helium tank (two)

39 Helium pressurisation control modules

40 Reaction-control motors, 100lb thrust, pulsed or continuous firing

41 Reaction-control fuel (Aerozine 50) port

and starboard

42 Reatcion-contro oxidiser (nitrogen

tetroxide) port and starboard

43 Reaction-control helium

44 Helium pressurisation module

45 Pipe runs to motors

46 Main flight panel

47 Commander's side console

48 Second crew-member's side console

49 Portable life-support equipment

50 Extra-vehicular visor

51 Support and restraint harness

52 Attitude-control stick

53 Translation/thrust control

54 Optical sight

55 Alignment telescope

56 Tracking light

57 Docking light

58 Abort sensor

59 Rate gyro

60 Inertial-measuring unit

61 LM guidance computer

62 Radio-isotope thermal generator

63 Scientific-equipment boxes

64 Specimen return containers

65 S-band steerable antenna

66 S-band erectable antenna (lunar surface)

67 S-band in-flight antenna

68 VHF antenna

69 Scimitar antenna

70 C-band antenna

71 Docking target

72 Rendezvous radar

73 Landing antenna

74 Landing-radar electronics