Part Number: 283008-501 (Door assy, nose gear)Part Number: 50-820179-31 (Door assy, nose gear)Part Number: ACA3814-2 (Door assy, nose gear)Part Number: ACA3814-501 (Door assy, nose gear)Part Number: ACA3814-502 (Door assy, nose gear)Part Number: D5281008901000 (Door assy, nose gear)Part Number: D5281008901100 (Door assy, nose gear)