5700 WING STRUCTURE 5710 WING, MAIN FRAME STRUCTURE 5711 WING SPAR 5712 WING, RIB/BULKHEAD 5714 WING, CENTER BOX 5720 WING MISCELLANEOUS STRUCTURE 5730 WING, PLATES/SKINS 5740 WING, ATTACH FITTINGS 5741 WING, FUSELAGE ATTACH FITTINGS 5742 WING, NAC/PYLON ATTACH FITTINGS 5743 WING, LANDING GEAR ATTACH FITTINGS 5744 WING, CONT. SURFACE ATTACH FITTINGS 5750 WING, CONTROL SURFACES 5751 AILERONS 5752 AILERON TAB STRUCTURE 5753 TRAILING EDGE FLAPS 5754 LEADING EDGE DEVICES 5755 SPOILERS 5797 WING SYSTEM WIRING