IRGC Shahed 274 / X-5
Development of the Shahed 274 light utility helicopter is reported to have been undertaken by the Pasdaran, or Revolutionary Guards. The organisation may also be responsible for a new transport helicopter.
Sponsored (as X-5) by the Institute ol Industrial Research and Development of the IRGC; reportedly due to have made its first flight in 1997.
Power is from one 313kW Roils-Royce 250-C20B turboshaft. Featuring a two-blade main and tail rotors; fully enclosed cabin and tailboom; upper and lower vertical fins. Landing gear is a twin-skid type. Seats for five persons including pilot. Forward-opening crew door and passenger door each side; baggage door aft of latter on port side.
First aircraft (71-832) handed over to IRGC 16 September 1999. International public debut, in Tehran, 30 December 2000. At least two more (74-001 and -002) in service by end of 2001. Further public appearance in air show on Kish Island, October/ November 2002.
A total of 20 (some sources suggest 30) were reportedly planned to be built by end of 2004.
Engine: 1 x Rolls-Royce 250-C20B, 313kW
Main rotor diameter: 10m
Fuselage length: 9m
Height overall: 3m
Max. take-off weight: 1500kg
Empty weight: 1000kg
Max. level speed: 180km/h
Service ceiling: 5200m
Max range 600km