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Description
| Notes: Upgraded TH-57B with dual pilot IFR avionics, 3-AXIS stability augmentation system, and greater fuel capacity. | |||
| Manufacturer: | Bell |
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| Base model: | H-57 | ||
| Designation: | TH-57 | ||
| Version: | C | ||
| Nickname: | SeaRanger | ||
| Designation System: | U.S. Air Force | ||
| Designation Period: | 1948-Present | ||
| Basic role: | Helicopter | ||
| Modified Mission: | Trainer | ||
Specifications
| Length: | 38' 9.5" | 11.8 m | |
| Height: | 9' 6.5" | 2.9 m | |
| Wingspan: | 33' 4" | 10.1 m | |
| Wingarea: | 873.0 sq ft | 81.1 sq m | |
| Empty Weight: | 1,852 lb | 839 kg | |
| Max Weight: | 3,350 lb | 1,519 kg | |
Propulsion
| No. of Engines: | 1 | ||
| Powerplant: | Allison 250-C-20J | ||
| Horsepower (each): | 420 | ||
Performance
| Range: | 527 miles | 848 km | |
| Cruise Speed: | 131 mph | 210 km/h | 113 kt |
| Max Speed: | 140 mph | 225 km/h | 121 kt |
| Climb: | 1,540 ft/min | 469 m/min | |
| Ceiling: | 20,000 ft | 6,095 m | |
Operators (Past and Present)
| USN | HT-18 | Whiting Field | FL |
Known serial numbers
Examples of this type may be found at
| Museum | City | State |
| National Museum of Naval Aviation | NAS Pensacola | Florida |
TH-57C on display
National Museum of Naval Aviation |
