Part Number = 32A509_1 -- Reference Number -- 4 -- Washer-landing gear axle

Part Number = 32A510_1 -- Reference Number -- 3 -- Nut-landing gear axle

Part Number = 34A15_2 -- Reference Number -- 2 -- Collar-landing gear axle

Part Number = 75_2627 -- Reference Number -- 5 -- Plug-stub axle