Project Description
This Plane is ON LOAN to the Mid America Flight Museum

MPH
355
WEAPONS
0
SEATS
6
On Mark A-26
Class: Six Seat, Twin Engine Executive Transport
National Origin: United States
Manufacturer: On Mark Engineering
First Flight: 1961
Primary User: Executive Operators
Number Built: 8
WIP
General characteristics
- Crew: Two
- Capacity: five passengers
- Length: 53 ft 10 in (16.41 m)
- Wingspan: 71 ft 6 in (21.79 m)
- Height: 18 ft 16 in (5.64 m)
- Wing area: 540 ft² (50 m²)
- Empty weight: 25,200 lb (11,429 kg)
- Max. takeoff weight: 35,000lb (15,876 kg)
- Powerplant: 2 × Pratt & Whitney R-2800-CB16/17 “Double Wasp” radials, 2,500 hp (1,500 kW) each
Performance
- Maximum speed: 365 mph (317 knots, 587 km/h)
- Range: 2,600 miles (2,260 nmi, 4,183 km)
- Service ceiling: 12,000 ft (3,657.6 m)
- Rate of climb: 1,700 ft/min (8.3 m/s)
- Wing loading: 64.8 lb/ft² (316.55 kg/m²)
- Power/mass: 0.143 hp/lb (106.5 W/kg)