Following is a list of flights of the Douglas X-3 Stiletto, the American experimental aircraft that first flew in October 1952 and retired in 1956.

X-3 pilots

Pilot Agency Flights Aircraft
Bill Bridgeman Douglas Aircraft 26 49-2892
Frank Everest USAF-NACA 3 49-2892
Joseph Walker NACA 20 49-2892
Chuck Yeager USAF-NACA 3 49-2892

X-3 flights

Vehicle
Flight #
Date Pilot Aircraft Agency Velocity
-Mach-
Altitude
- m -
Comments
X-3 #0 October 15, 1952 Bill Bridgeman 49-2892 Douglas 0  ?  ? Scheduled taxi test. Became airborne for 1-mile.
X-3 #1 October 20, 1952 Bill Bridgeman 49-2892 Douglas 1  ?  ? First "Official" flight. Flew 20-minutes.
X-3 #2  ?, 1952 Bill Bridgeman 49-2892 Douglas 2  ?  ? -
X-3 #3  ?, 1952 Bill Bridgeman 49-2892 Douglas 3  ?  ? -
X-3 #4  ?, 1952 Bill Bridgeman 49-2892 Douglas 4  ?  ? -
X-3 #5  ?, 1953 Bill Bridgeman 49-2892 Douglas 5  ?  ? -
X-3 #6  ?, 1953 Bill Bridgeman 49-2892 Douglas 6  ?  ? -
X-3 #7  ?, 1953 Bill Bridgeman 49-2892 Douglas 7  ?  ? -
X-3 #8  ?, 1953 Bill Bridgeman 49-2892 Douglas 8  ?  ? -
X-3 #9  ?, 1953 Bill Bridgeman 49-2892 Douglas 9  ?  ? -
X-3 #10  ?, 1953 Bill Bridgeman 49-2892 Douglas 10  ?  ? -
X-3 #11  ?, 1953 Bill Bridgeman 49-2892 Douglas 11  ?  ? -
X-3 #12 July 28, 1953 Bill Bridgeman 49-2892 Douglas 12 1.208  ? Fastest X-3 flight.
X-3 #13  ?, 1953 Bill Bridgeman 49-2892 Douglas 13  ?  ? -
X-3 #14  ?, 1953 Bill Bridgeman 49-2892 Douglas 14  ?  ? -
X-3 #15  ?, 1953 Bill Bridgeman 49-2892 Douglas 15  ?  ? -
X-3 #16  ?, 1953 Bill Bridgeman 49-2892 Douglas 16  ?  ? -
X-3 #17  ?, 1953 Bill Bridgeman 49-2892 Douglas 17  ?  ? -
X-3 #18  ?, 1953 Bill Bridgeman 49-2892 Douglas 18  ?  ? -
X-3 #19  ?, 1953 Bill Bridgeman 49-2892 Douglas 19  ?  ? -
X-3 #20  ?, 1953 Bill Bridgeman 49-2892 Douglas 20  ?  ? -
X-3 #21  ?, 1953 Bill Bridgeman 49-2892 Douglas 21  ?  ? -
X-3 #22  ?, 1953 Bill Bridgeman 49-2892 Douglas 22  ?  ? -
X-3 #23  ?, 1953 Bill Bridgeman 49-2892 Douglas 23  ?  ? -
X-3 #24  ?, 1953 Bill Bridgeman 49-2892 Douglas 24  ?  ? -
X-3 #25 December, 1953 Bill Bridgeman 49-2892 Douglas 25  ?  ? Last Douglas evaluation flight.
X-3 #26 July, 1954 Frank Everest 49-2892 USAF 1  ?  ? Joint USAF-NACA evaluation flight.
X-3 #27 July, 1954 Frank Everest 49-2892 USAF 2  ?  ? Joint USAF-NACA evaluation flight.
X-3 #28 July, 1954 Frank Everest 49-2892 USAF 3  ?  ? Joint USAF-NACA evaluation flight.
X-3 #29 July, 1954 Chuck Yeager 49-2892 USAF 4  ?  ? Joint USAF-NACA evaluation flight.
X-3 #30 July, 1954 Chuck Yeager 49-2892 USAF 5  ?  ? Joint USAF-NACA evaluation flight.
X-3 #31 July, 1954 Chuck Yeager 49-2892 USAF 6  ?  ? Joint USAF-NACA evaluation flight.
X-3 #32 August 23, 1954 Joseph Walker 49-2892 NACA 1  ?  ? Pilot familiarization.
X-3 #33 September 3, 1954 Joseph Walker 49-2892 NACA 2  ?  ? Static longitudinal stability and control, wing and tail loads, and pressure distribution.
X-3 #34 September 9, 1954 Joseph Walker 49-2892 NACA 3  ?  ? Same as flight 2.
X-3 #35 September 9, 1954 Joseph Walker 49-2892 NACA 4  ?  ? Same as flight 2.
X-3 #36 September 16, 1954 Joseph Walker 49-2892 NACA 5  ?  ? Same as flight 2.
X-3 #37 October 19, 1954 Joseph Walker 49-2892 NACA 6  ?  ? Same as flight 2.
X-3 #38 October 21, 1954 Joseph Walker 49-2892 NACA 7  ?  ? Same as flight 2.
X-3 #39 October 21, 1954 Joseph Walker 49-2892 NACA 8  ?  ? Investigation of lateral and directional stability and control.
X-3 #40 October 21, 1954 Joseph Walker 49-2892 NACA 9  ?  ? Same as flight 8.
X-3 #41 October 27, 1954 Joseph Walker 49-2892 NACA 10 1.154 9,862 Walker's 10th flight. Tumbled out of control. Pilot recovered. Airframe stressed to limit.
X-3 #42 September 20, 1955 Joseph Walker 49-2892 NACA 11  ?  ? Investigation of longitudinal stability and control, wing and tail loads, and wing pressure distribution.
X-3 #43 September 22, 1955 Joseph Walker 49-2892 NACA 12  ?  ? Same as flight 11.
X-3 #44 October 6, 1955 Joseph Walker 49-2892 NACA 13  ?  ? Directional stability and control, vertical tail loads.
X-3 #45 October 12, 1955 Joseph Walker 49-2892 NACA 14  ?  ? Same as flight 13. Drag chute inadvertently deployed in flight without damage to aircraft.
X-3 #46 October 20, 1955 Joseph Walker 49-2892 NACA 15  ?  ? Dynamic lateral stability and control, vertical tail loads.
X-3 #47 October 21, 1956 Joseph Walker 49-2892 NACA 16  ?  ? Same as flight 15.
X-3 #48 October 23, 1955 Joseph Walker 49-2892 NACA 17  ?  ? Same as flight 15. flight marked conclusion of NACA X-3 static and dynamic stability and control and tail loads programs on the aircraft.
X-3 #49 December 13, 1955 Joseph Walker 49-2892 NACA 18  ?  ? Control system evaluation. One engine damaged from ingestion of pressure probe; X-3 grounded for maintenance and repairs.
X-3 #50 April 4, 1956 Joseph Walker 49-2892 NACA 19  ?  ? Pressure distribution measurements. Nose instrumentation compartment fire caused minor damage to flight-test instrumentation.
X-3 #51 May 23, 1956 Joseph Walker 49-2892 NACA 20  ?  ? Lateral control investigation; last NACA flight. Plane retired.
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