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Specifications |
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| Engines | Two Allied Signal T55-L-714A engines |
| Max shp (kW),each | 4,733 (3,529) |
| Max continuous shp (kW), each | 4,075 (3,039) |
| Transmissions | |
| Max shp (wK), system | 7,533 (5,617) |
| Blades per hub | 3 |
| Blade construction | fiberglass |
| Speed, rpm | 225 |
| Disc Area, geometric, 2 rotors ft2 (m2) | 5,655 (525) |
| Blade folding | manual |
| Cockpit, crew | 3 |
| Cabin-troop seats/litters | 37/24 |
| Max Gross, lbs (kg) | 54,000 (24,493) |
| Empty, lbs (kg) | 25,463 (11,549) |
| Useful Load, lbs (kg) | 28,537 (12,943) |
| Fwd & Aft Cargo Hooks, lbs (kg) | 20,000 (9,072) each 25,000 (11,340) tandem |
| Center Cargo Hook, lbs (kg) | 28,000 (12,700) |
| SL Cruise, kts (km/h) | 140 (259) |
| Rate of climb, fpm (m/m) | 1,846 (563) |
| Service ceiling, ft (m) | 11,100 (3,383) |
| Range, SL, nm (km) | 651.9 (1,208) |
| Length, max, ft (m) | 30.0 (9.1) |
| Width, max, ft (m) | 7.5 (2.3) |
| Height, max, ft (m) | 6.5 (1.9) |
| Length, fuselage, ft (m) | 52.0 (15.9) |
| Length, rotors turning, ft (m) | 98.9 (30.1) |
| Distance between rotor centers, ft (m) | 38.9 (11.9) |
| Wheel Base, ft (m) | 25.8 (7.9) |
| Width, landing gear, ft (m) | 11.9 (3.6) |
| Height to top of aft hub, ft (m) | 18.7 (5.7) |
| Ground Clearance, aft rotor static, ft (m) | 16.1 (4.9) |
| Ground Clearance, fwd rotor static, ft (m) | 7.5 (2.3) |
| Ground Clearance, fuselage, min, ft (m) | 1.6 (0.5) |
| Fuel Capacity | |
| Fuselage Pods, gal (liters) | 2,068 (7,828) |