LightPlanes.org » Ultralight aircraft - USA category

USA flag Ultralight aircraft in the USA

USA ultralight aircraft definition

Category is known also as "Part 103 ultraligtht" (based on chapter in FAR).

Requiremnets for an aircraft to be "ultralight" in USA:

  • Single seat
  • Empty weight: 155 lb (unpowered) or 254 lb (powered) excluding floats or safety devices
  • Fuel capacity: max 5 U.S. gallons
  • Top speed: 63 mph at full throttle at straight level flight
  • Power off stall speed: 28 mph

Advantages of ultralights in USA

There are several advantages for homebuilders when keeping aircraft in limits of part 103 ultralight category. First, the airplanes dont have to be registred or inspected or have any standarts. Second, the pilot does not have to hold any pilot licence or medical, although it is very encouraged to have a pilot training to fly an aircraft.

Example of ultralight aircraft

JDT Mini-Max 1030F

JDT Mini-Max 1030F MAX-103

References

[1] USUA

Aircraft that might fit Ultralight aircraft - USA category

Hummel Aviation UltraCrusier by Hummel Aviation

Hummel Aviation UltraCrusier
  • Empty weight: 115 lbs (52 kg)
  • Gross weight: 227 lbs (103 kg)
  • Stall speed: 25 mph (40 kph)
  • Cruise speed: 80 mph (129 kph)

As pictured the Ultracruiser shown below weighed 249.4 lbs. Optionally you could remove the...

Affordaplane Aircraft Co. Affordaplane by Affordaplane Aircraft Co.

Affordaplane Aircraft Co. Affordaplane
  • Empty weight: 254 lbs (115 kg)
  • Gross weight: 540 lbs (245 kg)
  • Stall speed: 27 mph (43 kph)
  • Cruise speed: 65 mph (105 kph)

Fisher Flying Products Avenger by Fisher Flying Products

Fisher Flying Products Avenger
  • Empty weight: 250 lbs (113 kg)
  • Gross weight: 600 lbs (272 kg)
  • Stall speed: 28 mph (45 kph)
  • Cruise speed: 60 mph (97 kph)

JDT Mini-Max 1030F MAX-103 by JDT Mini-Max

JDT Mini-Max 1030F MAX-103
  • Empty weight: 250 lbs (113 kg)
  • Gross weight: 500 lbs (227 kg)
  • Stall speed: 26 mph (42 kph)
  • Cruise speed: 55 mph (89 kph)

MAX 103 ULTRALIGHT Model No. 1030F (Hirth F-33 Engine) FAR 103 Legal Ultralight, open cockpit...

JDT Mini-Max 1100F Mini-Max by JDT Mini-Max

JDT Mini-Max 1100F Mini-Max
  • Empty weight: 237 lbs (108 kg)
  • Gross weight: 560 lbs (254 kg)
  • Stall speed: 27 mph (43 kph)
  • Cruise speed: 55 mph (89 kph)

Basic Mini Max Model No. 1100F (Hirth F-33 Engine) Original open cockpit Mini Max. Powered by...

Fisher Flying Products FP-505 by Fisher Flying Products

Fisher Flying Products FP-505
  • Empty weight: 250 lbs (113 kg)
  • Gross weight: 500 lbs (227 kg)
  • Stall speed: 26 mph (42 kph)
  • Cruise speed: 55 mph (89 kph)

Fisher Flying Products FP-606 by Fisher Flying Products

Fisher Flying Products FP-606
  • Empty weight: 250 lbs (113 kg)
  • Gross weight: 500 lbs (227 kg)
  • Stall speed: 26 mph (42 kph)
  • Cruise speed: 55 mph (89 kph)

Fisher Flying Products FP-303 by Fisher Flying Products

Fisher Flying Products FP-303
  • Empty weight: 235 lbs (107 kg)
  • Gross weight: 450 lbs (204 kg)
  • Stall speed: 25 mph (40 kph)
  • Cruise speed: 45 mph (72 kph)

Bagalini Bagaliante by Bagalini

Bagalini Bagaliante
  • Empty weight: 242 lbs (110 kg)
  • Gross weight: 407 lbs (185 kg)
  • Stall speed: 26 mph (42 kph)
  • Cruise speed: 37 mph (60 kph)

Bagalini Bagaliante motorglider is an Italian all-wood, high-wing, strut-braced airplane. It was...

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