3200 LANDING GEAR SYSTEM 3201 LANDING GEAR/WHEEL FAIRING 3210 MAIN LANDING GEAR 3211 MAIN LANDING GEAR ATTACH SECTION 3212 EMERGENCY FLOTATION SECTION 3213 MAIN LANDING GEAR STRUT/AXLE/TRUCK 3220 NOSE/TAIL LANDING GEAR 3221 NOSE/TAIL LANDING GEAR ATTACH SECTION 3222 NOSE/TAIL LANDING GEAR STRUT/AXLE 3230 LANDING GEAR RETRACT/EXTEND SYSTEM 3231 LANDING GEAR DOOR RETRACT SECTION 3232 LANDING GEAR DOOR ACTUATOR 3233 LANDING GEAR ACTUATOR 3234 LANDING GEAR SELECTOR 3240 LANDING GEAR BRAKE SYSTEM 3241 BRAKE ANTI-SKID SECTION 3242 BRAKE 3243 MASTER CYLINDER/BRAKE VALVE 3244 TIRE 3245 TIRE TUBE 3246 WHEEL/SKI/FLOAT 3250 LANDING GEAR STEERING SYSTEM 3251 STEERING UNIT 3260 LANDING GEAR POSITION AND WARNING 3270 AUXILIARY GEAR (TAIL SKID) 3297 LANDING GEAR SYSTEM WIRING