Hart Bird 1 Ultralight

The Hart Bird 1 ultralight was designed to be the most versatile and fun flying FAR 103 compliant aircraft possible!

  With super quick folding wings that 1 person can have ready for trailer in 10 minutes or less!

Single Place Folded width is 7′ 6″ so any standard and inexpensive flat bed trailer can transport your Hart Bird 1!

You can now share a hangar quite easy because of it’s small footprint!

Super strong 4130 steel tube main fuselage, tail, aluminum tube wings with wood ribs.

A very wide range of inexpensive engines up to 100lbs can be used.

The average builder can be flying in well UNDER 100 hours of assembly and paint work!

 Single Place Specifications:

• Wingspan: 29′
• Wing Chord: 48″
• Wing Area: 116 square feet
• Wing Loading 4.3 lbs per square foot at gross weight
• Length: 15′
• Height: 7′
• Seats: 1
• Fuel Capacity: 5 Gallons
• Useful Load : 275 lbs (UL)
• Max Gross Weight: 525 lbs
• Working Load Limit at gross weight: +4/-2 G
• Stall at gross weight: 26 mph
• Cruise speed at gross weight: 55 mph
• Takeoff distance at gross weight: 150 feet
• Rate of Climb at Gross Weight: 850 feet per minute
• Never Exceed Speed (VNE): 75 mph

A variety of engines may be used.  Recommended is Rotax 277, 337, 447, Kawasaki 340, Hirth F-33, CRE MZ-34 or MZ-201, Little Twin 4-stroke,  Half VW.   Engines up to 100 lbs may be used to comply with FAR 103 Ultralight category.