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Naval aviation and armaments

 

USA - Naval aviation and armament

USA - Naval aviation

 

Sikorsky HO4S / HRS Chickasaw utility / transport helicopter

HO4S-1 (UH-19A) Chickasaw

 

Modification Purpose Deliveries Number of commissioned Discarding Differences from the previous modification
HO4S-1, 1962 - UH-19A utility 12/1950 - 1/1958 10 12/1960 Pratt & Whitney R-1340-57 engine (600 hp), 2268 kg of cargo
HO4S-3, 1962 - UH-19C 61 Wright R-1300-3 engine (700 hp)
HO4S-3G, 1962 - HH-19C rescue 58 rescue equipment, 8 passenger
HRS-1, 1962 - CH-19A transport 4/1951 - 11/1957 36 2/1969 Pratt & Whitney R-1340-57 engine (600 hp), without rescue equipment, 8 passenger or 2268 kg of cargo
HRS-2, 1962 - CH-19B 151 minor alterations
HRS-3, 1962 - CH-19C 84 Wright R-1300-3 engine (700 hp), 10 passenger or 2268 kg of cargo

 

Modification

HRS-3 (CH-19C)

Rotor diameter, m

16.15

Length, m

12.88

Height, m

4.06

Rotating area, m2

204.75

Empty mass, kg

2381

Full flying-off mass, kg

3583
Engine 1 Wright R-1300-3
Power, h. p. 700
Maximal speed, km/h 180
Cruise speed, km/h 148
Flying range, km 578
Vertical speed, m/s 5.2
Maximal altitude, m 3930
Complement 2 - 3
Armament 10 passenger or 2268 kg of cargo

UH-19A Chickasaw

 

Ivan Gogin, 2008