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About Sikorsky S-58/ CH-34 Choctow
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The Sikorsky H-34 Choctaw (also known as the S-58) was a military helicopter originally designed by American aircraft manufacturer Sikorsky for the United States Navy for service in the anti-submarine warfare (ASW) role.
Sikorsky H-34s have served on every continent with the armed forces of twenty-five countries - from combat in Algeria, the Dominican Republic, Nicaragua, and throughout southeast Asia, to saving flood victims, recovering astronauts, fighting fires, and carrying presidents |
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| Crew: 2, passengers: 12-18, engine: 1 x Wright R-1820 pistone engine, rated at 1137kW, main rotor diameter: 17.1m, length: 17.3m, height: 4.9m, take-off weight: 6350kg, empty weight: 3754kg, max speed: 198km/h, cruising speed: 158km/h, rate of climb: 5.6m/s, service ceiling: 2900m, range: 450km |
| Variants of Sikorsky S-58/ CH-34 Choctow |
H-34A
US Army version of the HSS-1 powered by a 1,525 hp R-1820-84, re-designated CH-34A in 1962, 359 built and 21 transferred from the US Navy.
JH-34A
Designation for H-34A used for weapon tests.
VH-34A
Staff transport conversions of H-34A.
H-34B
H-34As converted with detail changes, became CH-34B in 1962.
H-34C
H-34B design with detail changes converted from H-34As, became CH-34C in 1962.
JH-34C
Designation for CH-34C used for weapon tests.
VH-34C
Staff transport conversions of CH-34C.
HH-34D
Designation applied to aircraft given USAF serials to be transferred under MAP and MDAP.
LH-34D
HUS-1L re-designated in 1962
UH-34D
HUS-1 re-designated in 1962 and 54 new build.
VH-34D
HUS-1Z re-designated in 1962
UH-34E
HUS-1A re-designated in 1962
HH-34F
HUS-1G re-designated in 1962
YSH-34G
YHSS-1 re-designated in 1962
SH-34G
HSS-1 re-designated in 1962
SH-34H
HSS-1F re-designated in 1962
YSH-34J
SH-34Js on the USS Essex in 1962
YHSS-1N re-designated in 1962
SH-34J
HSS-1N re-designated in 1962
UH-34J
SH-34J without ASW equipment for cargo and training purposes.
HH-34J
Ex-USN UH-34Js operated by the US Air Force
VH-34J
Staff transport conversions of SH-34J.
XHSS-1 Seabat
Three Sikorsky S-58s for evaluation by the US Navy, re-designated YHSS-1 then YSH-34G in 1962.
HSS-1 Seabat
Production Anti-Submarine model for the US Navy, re-designated
SH-34G in 1962, 215 built
HSS-1F Seabat
One HSS-1 re-engined with two YT-58-GE as a flying test bed, re-designated
SH-34H in 1962.
YHSS-1N Seabat
One HSS-1 converted as the HSS-1N prototype, re-designated YSH-34J in 1962.
HSS-1N Seabat
Night/Bad weather version of the HSS-1 with improved avionics and autopilot, re-designated SH-34J in 1962, 167 built (an addition 75 HSS-1 airframes were built to CH-34C standard for West Germany).
HUS-1 Seahorse
Utility transport version of the HSS-1 for the US Marine Corps, re-designated UH-34D in 1962, 462 built
HUS-1A Seahorse
Forty HUS-1s fitted with amphibious pontoons, re-designated UH-34E in 1962.
HUS-1G Seahorse
United States Coast Guard version of the HUS-1, re-designated HH-34F in 1962, six built.
HUS-1L Seahorse
Four HUS-1s converted for antarctic operations with VXE-6, re-designated LH-34D in 1962.
HUS-1Z Seahorse
Seven HUS-1s fitted with VIP interior for the Executive Flight Detachment, re-designated VH-34D in 1962.
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