« Back to List

CH-46E Sea Knight

The CH-46 Sea Knight is a medium-lift, tandem rotor cargo helicopter used by the U.S. Marine Corps to provide all-weather, day-or-night transport of combat troops, supplies and equipment. Troop assault is the primary function and the movement of supplies and equipment is secondary. Additional tasks may be assigned such as combat support, search and rescue, support for forward refueling and rearming points, aeromedical evacuation of casualties from the field and recovery of aircraft and personnel.
CH-46E Sea Knight Copyright © Mass Communication Specialist Seaman Lindsey E. Skelton, U.S. Navy

Status

In limited service

Contractor

Primary contractor: Boeing

Crew

2 Pilots
1 Crew Chief
1 Aerial Gunner / Observer
1 Tail Gunner

Capacity

24 combat troops
- OR -
15 stretchers
2 attendants
- OR -
1 814,37 kilograms of external cargo 4 000 pounds of external cargo

Characteristics

Dimensions
Length (fuselage): 13.92 meters 45.67 feet
Rotor diameter: 15.54 meters 51 feet
Height: 5.11 meters 16.75 feet
Width (fuselage): 2.21 meters 7.25 feet
Weight
Empty weight: ~7 047 kilograms 15 537 pounds
Maximum takeoff weight: ~11 022 kilograms 24 300 pounds
Features
Power plant: two General Electric T58-GE-16A turboshaft engines
Performance: 1 870 shaft horsepower (each engine)
Maximum speed: 145 knots (~269 kilometers per hour) (~167 miles per hour)
Service ceiling: 3 048 meters 10 000 feet
Ferry range: 360 nautical miles (~667 kilometers) (~414 miles)
Combat radius: 160 nautical miles (~296 kilometers) (~184 miles)
Rate of climb: 10.39 meters per second 2 045 feet per minute