Sikorsky CH-53 Sea Stallion - Specifications (CH-53D)

Specifications (CH-53D)

Data from Deagel.com, U.S. Navy history, International Directory, US Navy Fact File

General characteristics

• Crew: 2 pilots, 1 or more crew chiefs
• Capacity: 38 troops (55 in alternate configuration) or 24 stretchers
• Length: 88 ft 6 in (26.97 m)
• Rotor diameter: 72 ft 2.8 in (22.01 m)
• Height: 24 ft 11 in (7.6 m)
• Disc area: 4098.1 sq ft (380.48 m²)
• Airfoil: NACA 0011 MOD
• Empty weight: 23,628 lb (10,740 kg)
• Loaded weight: 33,500 lb (15,227 kg)
• Useful load: 8,000 lb (3,630 kg)
• Max. takeoff weight: 42,000 lb (19,100 kg)
• Powerplant: 2 × General Electric T64-GE-413 turboshaft, 3,925 shp (2,927 kW) each
• Width (stub wings): 28 ft 4 in (8.64 m)
• Width (fuselage): 15 ft 6 in (4.7 m)
• Rotor systems: 6 blades on main rotor

Performance

• Maximum speed: 170 knots (196 mph, 315 km/h)
• Cruise speed: 150 kt (173 mph, 278 km/h)
• Range: 540 nmi (1,000 km)
• Combat radius: 100 mi (160 km) 95 mi
• Ferry range: 886 nmi (1,640 km)
• Service ceiling: 16,750 ft (5,106 m)
• Rate of climb: 2,460 ft/min (12.5 m/s)
• Disc loading: 8.95 lb/sq ft

Armament

• Two door mounted .50 BMG GAU-15/A machine guns. Some have a ramp mounted .50 BMG GAU-21 machine gun.
• German CH-53Gs can mount two 7.62 mm MG3 machine guns in the side doors, which are to be replaced by two .50 BMG M3M/GAU-21 machines guns in the doors and one on the ramp.