The U-21 Ute twin turbine, propeller driven utility aircraft has a normal cruise speed of 210 knots and an endurance of over 5 hours flying time. This low-wing utility aircraft has reversing propellers and retractable tricycle landing gear. The U-21 Ute is not normally employed as evacuation aircraft. In emergency situations, both of these aircraft can be configured to evacuate litter and ambulatory patients. It is capable of accommodating ten ambulatory patients, or three litter patients plus three ambulatory patients and a medic.

The U-21 A, B, C, D, and H was a mixture of King Air and Queen Air with PT6A-20 powerplants and had a ramp weight of 10,500.

The U-21F was a Beechcraft A-90 with Pratt and Whitney PT6A-28. It was the only U-21 series with a ramp weight of 11,500 due to its VIP configuration.

The US Army procured the first three King Air 200s, designated the RU-21J, in 1971. The U-21J was the first C-12 and it was configured with Pratt and Whitney PT6A-42 powerplants with a ramp weight of 14,500.

SPECIFICATIONS:

Aircraft KING AIR A-90

Length 39.11 ft

Height 15.5 ft

Wing Span 45.11 ft

Weights Ramp Weight LBS: 10,500 (U-21A,B,C,D,H)

Ramp Weight LBS: 11,500 (U-21F)

Ramp Weight LBS: 14,500 (U-21J)

Take Off Weight: 11,500

Landing Weight: 11,210

Zero Fuel Weight: 9,200

BOW: 7,100

Fuel Cap 3,149 lbs/std.

Useful Load 4,110 lbs

Payload with Full Fuel 1,251 lbs

Maximum Payload 2,100 lbs

Max Range full Fuel 1,384 miles

Power Plant PT6A-20 (U-21A,B,C,D,H)

P&W PT6A-28 680 SHP (U-21F)

P&W PT6A-42 (U-21J)

Accommodations Crew 1

Passengers (Typical) 7

Passengers (Maximum) 9

Rate of Climb All Engines 1,963 FT/MIN

One Engine Out 452 FT/MIN

Max Cert. Alt. 24,850 feet

Engine Out Ceiling 9,300 feet (mid weight)