5-4 5. ORBITER CREW ACCOMMODATIONS AND EQUIPMENT.

Г 2 AUXILIARY POWER UNIT (APU) TANKS (3) BACK OF AVIONICS APU DISCONNECT BULKHEAD 576 PAYLOAD LINER WING COVER BOX MULTILAYER INSULATION PAYLOAD LINER REEL] BULKHEAD J WING BOX 273 378 FORWARD LOWER HONEYCOMB SKIN PANELS MACHINED ACTUATOR RIBS FRONT SPAR WEBS (SHEET METAL.