1.5. DIMENSIONS

DIAMOND DA-20 KATANA

1.5.1 Overall Dimensions

Span: 35 ft 7 in (10.84 m)

Length: 23 ft 6.0 in ( 7.17 m)

Height: 6 ft 11.0 in ( 2.10m)

1.5.2 Wing

Airfoil: Wortmann FX 63-137/20 HOAC

Wing Area: 125 sq.ft. (11.6 m2 )

Mean Aerodynamic Chord (MAC): 3 ft 6.9 in ( 1.09 m)

Aspect Ratio: 10.0

Dihedral: +4° nominal

Sweep of Leading Edge: +1° nominal

1.5.3 Horizontal Stabilizer

Angle of Incidence : -2.5° ±0.5°

Span: 8 ft 8 in (2.65 m)

1.5.4 Landing Gear

Track: 6 ft 3 in (1.90 m)

Wheel Base: 5 ft 9 in (1.75 m)

Tire Size:

Nose: 4.00-4 (TOST) 5.00-4 (GOODYEAR)

Main: 15 x 6.00-5 (GOODYEAR) or 5.00 x 5, 6 Ply (TSO C62)

Tire Pressure:

Nose: 26 psi (1.8 bar)

Main: 33 psi (2.3 bar)

1.6. ENGINE

Rotax 912S, 4 Cylinder, 4 Stroke-Engine, horizontally opposed, liquid cooled cylinder heads, air-cooled cylinders.

Propeller drive via integrated reduction gear.

Reduction Ratio: 2.43 : 1

Displacement: 82.5 cu.in. (1.352 liters)

Output Power: 100 hp (73.5 kW)

at 2385 RPM

1.7.PROPELLER

Two-bladed variable pitch propeller, manufactured by HOFFMANN,

Constant speed, hydraulic pitch control

model HO-V352F/170FQ OR model HO-V352F/C170FQ

Range of Pitch Angle: 10 - 35

Diameter: 5 ft 6.9 in (1.70 m)