Uncontrolled copy not subject to amendment Airmanship KnowledgeLearning Outcome 3Part 5Helicopters Revision 2.00
Airmanship KnowledgeLearning Outcome 3Know the aircraft in service with the Royal Air Force
Helicopters Chinook HC2 / HC2A / HC3 Merlin HC3 / HC3A Puma HC1 Griffin HAR2 / HT1 Squirrel HT1 Sea King HAR3 / HAR3A Agusta A109E Contents
Chinook HC2 / HC2A / HC3 Reporting Name Chinook Role Letters & Marks HC2 / HC2A / HC3 Role Heavy-Lift Helicopter
Chinook HC2 / HC2A / HC3 • The Chinook is a tandem-rotored, twin engined medium-lift helicopter with a crew of four. It can carry up to 45 fully equipped troops or up to 11 tonnes of equipment either internally or under-slung. • A number of Chinook HC2 helicopters have recently been updated to HC2A standard with modifications to increase the strength of the airframe. • The Chinook HC3 is the RAF version of the US MH-47E Special Operations Chinook • The Chinook HC3 can be distinguished from the HC2 by its larger fuel sponsons and longer nose.
Chinook HC2 / HC2ATechnical Data ROTOR DIAMETER 18.29M LENGTH 15.54M (HC2) 15.9M (HC3) CREW 4 MAXIMUM SPEED 157kts (291km/h) at max. weight ENGINES 2 x Avco Lycoming T55-L-712 turboshafts (HC2) 2x Honeywell 55-GA-714 turboshafts (HC3)
Merlin HC3 / HC3A Reporting Name Merlin Role Letters & Marks HC3 / HC3A Role Medium-Lift Helicopter
Merlin HC3 / HC3A • Merlin HC3 is operated by 28 Sqn (HC3) and 78 Sqn (HC3A) at RAF Benson • Merlin replaced the Westland Wessex in RAF service • Six Merlin HC3As were purchased from the Royal Danish Air Force in 2007 to provide additional capacity on operations in Afghanistan • Main visual difference between HC3 and HC3A is that they have different noses.
Merlin HC3 Technical Data ROTOR DIAMETER 18.59M LENGTH 22.81M CREW 2 Pilots 1 Crew OPERATING SPEED 167kts (309 km/h) ENGINES 3 2240 shp Rolls-Royce turbomeca RTM 322
Puma HC1 Reporting Name Puma Role Letters & Marks HC1 Role Assault Transport Helicopter
Puma HC1 • The Puma entered service in the RAF in 1971. It has auto pilot, a heated, ventilated and sound-proofed cabin, retractable undercarriage, and modern navigation and search systems. • The Puma has many roles but in the RAF it is used as a tactical transport and support helicopter with a casualty evacuation capability. • It can carry 16 fully equipped troops, or 6 stretchers and 6 sitting patients. A 3,200 kgs under-slung cargo can be carried. • The tailboom, rotor blades and wheels can be removed to allow transportation in a Hercules to any theatre of operation.
Puma HC1Technical Data ROTOR DIAMETER 15.1M LENGTH 14.1M CREW 3 MAXIMUM SPEED 142kts at max weight 158kts when lighter ENGINES Two Turbomeca Turmo turboshafts
Griffin HT1 / HAR2 Reporting Name Griffin Role Letters & Marks HT1 / HAR2 Role Helicopter Training & Search & Rescue
Griffin HT1 / HAR2 • The Griffin HT1, a training helicopter, it is operated within the Defence Helicopter Flying School, a combined operation by FR Aviation, Bristow Helicopters and SERCO, to train helicopter pilots for all three services. • First entered service in 1997, civilian contractor owned and operated. • Manufactured by Bell Helicopter Textron, Fort Worth, Texas, the essentially similar Bell 212s are operated by Brunei.
Griffin HT1 / HAR2 Technical Data ROTOR DIAMETER 14.02M LENGTH 12.92M CREW 2 MAXIMUM SPEED 258km/h (161mph) ENGINE Two Pratt & Whitney PT6T-3D turboshafts
Squirrel HT1 Reporting Name Squirrel Role Letters & Marks HT1 Role Helicopter Training
Squirrel HT1 The Squirrel HT1 is used for advanced helicopter training at RAF Shawbury Manufactured by Aerospatiale (now Eurocopter) in France
Squirrel HT1Technical Data ROTOR DIAMETER 10.69M LENGTH 12.94M CREW 2 MAXIMUM SPEED 144mph ENGINE 1 x Turbomeca Arriel turboshaft
Sea King HAR3 / HAR3A Reporting Name Sea King Role Letters & Marks HAR3 / HAR3A Role Helicopter Training