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National Museum of Naval Aviation, NAS Pensacola Florida
Bell HTL-4 (TH-13L) 'Sioux' SN: 128911

Description
  Manufacturer:Bell
  Base model:HTL
  Designation:HTL
  Version:-4
  Nickname:Sioux
  Equivalent to: TH-13L
  Designation System:U.S. Navy / Marines
  Designation Period:1948-1962
  Basic role:Helicopter, Training
  See Also:
  Serial/Bureau Number:128911
  Location:National Museum of Naval Aviation, NAS Pensacola Florida

Specifications
  Length: 27' 4" 8.3 m
  Height:9' 2" 2.7 m
  Wingspan: 35' 1" 10.6 m
  Wingarea: 965.0 sq ft 89.6 sq m
  Empty Weight: 1,380 lb 625 kg
  Gross Weight: 2,078 lb 942 kg
  Max Weight: 2,350 lb 1,065 kg

Propulsion
  No. of Engines: 1
  Powerplant: Franklin O-335-5B
  Horsepower (each): 200

Performance
  Range: 250 miles 402 km
  Cruise Speed: 92 mph 148 km/h 80 kt
  Max Speed: 100 mph 161 km/h 87 kt
  Ceiling: 10,900 ft 3,322 m