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Lockheed Martin

X-59 Quesst

Quiet SuperSonic Technology (QueSST)

TECHNOLOGY DEMONSTRATOR


Type:
Turbofan airplane

Origin:
Country FlagUnited States
Manufacturer:
2024-

Updated January 13, 2024
X-59
X-59 - Lockheed Martin Corporation 2023

General characteristics (4)

  • Role
    Technology demonstrator
  • Wing
    Fixed wing
  • Crew
    1
  • ICAO type designator
    -

Structural data (9)

  • Picture: Copyright ©  NASA
  • Length
    99 ft 7 in
  • Height
    14 ft 0 in
  • Wingspan
    29 ft 6 in
  • Wheel track
    7 ft 10 in
  • Wheelbase
    17 ft 6 in
  • Fuselage strike
    9.2 deg
  • Canard LE sweep angle
    63 deg
  • Wing LE sweep angle
    68.6-76 deg
  • Stabilator sweep angle
    63 deg

Control surfaces (5)

  • Aileron
    Area: 12.9 sq ft
    Deflection: -25...+35 deg
  • Flaps
    Area: 12.4 sq ft
    Deflection: -3...+30 deg
  • Stabilator
    Area: 39.9 sq ft
    Deflection: -15...+20 deg
  • Rudder
    Area: 8.5 sq ft
    Deflection: -25...+25 deg
  • T-tail
    Area: 5.7 sq ft
    Deflection: -0...+10 deg

Performance (4)

  • Payload
    600 lb
  • Fuel capacity
    8,700 lb
  • Service ceiling
    > 55,000 ft (16,800 m)
  • Loudness
    < 75 PLdB

Speeds (2)

  • Maximum Mach number
    1.42
  • Maximum speed
    940 mph (1,510 km/h) at 55,000 ft

Weights (2)

  • MTOW
    32,300 lb (14,700 kg)
  • MDGW
    25,000 lb (11,339 kg)

Engine data (18)

  • Model
    F414-GE-100
  • Manufacturer
    General Electric
  • National origin
    Country FlagUnited States
  • Engine count
    1
  • Type
    Turbofan
  • First run
    1993
  • Specific Fuel Consumption
    14,700 lb @ 0.840 lb/HR/lb st (normal); 22,000 lb (afterburner) @ 1.850 lb/HR/lb st
  • Afterburner
    Yes
  • Length
    154 in (391 cm)
  • Diameter
    35 in (89 cm)
  • Thrust-to-weight ratio
    9 average
  • Compressor
    Axial, with 3 fan and 7 HP stages
  • Combustors
    Annular
  • Turbine
    1 LP and 1 HP stage
  • Maximum thrust
    13,000 lbf (57.8 kN) normal thrust
    22,000 lbf (97.9 kN) with afterburner
  • Pressure ratio
    30:1
  • Bypass ratio
    0.25:1
  • Air mass flow
    170 lb/s (77.1 kg/s)
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