Large Helicopters
Overview
The Sikorsky S-92 is a twin-engine medium helicopter developed for civil and government missions. Designed with an emphasis on safety, range, and cabin volume, it has become a mainstay of offshore energy transport and long-range search and rescue. The aircraft also serves in military and head-of-state roles.
Live Fleet Activity (S92)
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Specifications
Units
- Engine
- 2 × General Electric CT7-8A turboshafts
- Engine type
- Turboshaft
- Power
- 2 × 2,520 shp · 1,879 kW
- Avionics
- Rockwell Collins Avionics
- Wing tips
- No winglets
- Seats
- 19
- Crew
- —
- Cabin width
- 6 ft 7 in · 2.00 m
- Cabin height
- 5 ft 11 in · 1.80 m
- Cabin length
- 20 ft 0 in · 6.10 m
- Exterior length
- 68 ft 6 in · 20.88 m
- Tail height
- 17 ft 11 in · 5.47 m
- Fuselage diameter
- 7 ft 1 in · 2.15 m
- Wing span
- 56 ft 4 in · 17.17 m
- Baggage volume
- 140 ft³ · 4.0 m³
- Gross weight
- —
- Empty weight
- —
- Max takeoff weight
- 28,300 lb · 12,800 kg
- Max landing weight
- —
- Max payload
- 10,900 lb · 4,950 kg
- Fuel capacity
- 760 gal · 2,900 L · 2,300 kg (Jet A)
- Max cruise speed
- 165 kt · 190 mph · 306 km/h
- Maximum speed
- —
- Cruise speed
- —
- Approach speed
- —
- Range
- 547 nm · 630 mi · 1,010 km
- Fuel burn
- 0.63 nm/gal · 0.31 km/L
- Ceiling
- 15,000 ft · 4,600 m
- Rate of climb
- 1,600 ft/min · 8 m/s
- Takeoff distance
- —
- Landing distance
- —
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Operational Context
Sikorsky S-92 — medium-lift twin-engine transport helicopter
The S-92 program was launched in the 1990s as Sikorsky sought to expand its presence in the civil medium helicopter market. The prototype first flew in 1998, and the aircraft entered service in 2004. It was designed to meet stringent certification standards and provide a higher level of crashworthiness and systems redundancy compared with earlier designs.
Powered by two General Electric CT7-8A turboshaft engines producing approximately 2,500 shaft horsepower each, the S-92 cruises at around 150 knots (280 km/h). Maximum takeoff weight is about 26,500 pounds (12,000 kg). The helicopter can carry up to 19 passengers in airline-style seating, with a range of roughly 540 nautical miles (1,000 km) depending on configuration and reserves.
The type quickly gained acceptance among offshore operators transporting personnel to oil and gas platforms. It has also been used for search and rescue, VIP transport, and military missions, including presidential transport in some countries. The S-92 remains one of the most prominent and widely deployed medium transport helicopters in service today.
Sources and references used for research and fact-checking.