Hiro

Hiro H4H

Maritime patrol flying boat

  • First flight1931
  • Introduction1933
  • StatusRetired
  • Number built47
Technical data

Specifications

01

Crew & dimensions

Length
16.57 m (54 ft 4.25 in)
Wingspan
23.46 m (76 ft 11.5 in)
Height
6.22 m (20 ft 5 in)
02

Performance

Maximum speed
233 km/h (145 mph)
Range
1,260 km (793 mi)
Service ceiling
3,620 m (11,880 ft)
03

Powerplant

Powerplant
2 × Myojo radial piston engine (800 hp / 597 kW)