Sikorsky Aircraft S-62 (HH-52 Seaguard)

Amphibious Utility Helicopter

Sikorsky HH-52A Seaguard United States Coast Guard 1429 © Karsten Palt
Photo ©: Karsten Palt
The Sikorsky S-62 (HH-52 Seaguard) is an amphibious medium single-engine multi-purpose helicopter produced by the American manufacturer Sikorsky Aircraft. The US Coast Guard was the main operator of the HH-52 Seaguard (S-62C) with a fleet of 99 helicopters. The S-62 can carry up to 12 passengers.
The S-62 was the world?s first amphibian helicopter. It uses the same rotor system like the older piston-engined Sikorsky S-55 helicopter. Sikorsky built a total of 145 S-62. A further 25 S-62J helicopters were built by Mitsubishi Heavy Industries in Japan under a license from Sikorsky.
Crew3
Propulsion1 Turboshaft Engine
Engine ModelGeneral Electric T58-GE-8
Engine Power500 kW671 shp
Speed163 km/h88 kts
  101 mph
Service Ceiling3.414 m11.200 ft
Rate of climb329 m/min1080 ft/min
Range409 km221 NM
254 mi.
Empty Weight2.205 kg4.861 lbs
max. Takeoff Weight3.629 kg8.000 lbs
Rotor Blades (main/tail)3/2
Main Rotor Diameter16,16 m53 ft 0 in
Tail Rotor Diameter2,50 m8 ft 2 in
Rotor Disc Area205,1 m2208 ft
Length (Fuselage)13,58 m44 ft 7 in
Length18,86 m61 ft 11 in
Height4,33 m14 ft 2 in
First Flight14.05.1958
Production Statusout of production
Total Production170
Developed fromSikorsky S-55
ICAO CodeS62
FAA TCDS1H13
Data for (Version)Sikorsky HH-52A Seaguard (S-62C)
VariantsS-62A, S-62C (HH-52A), S-62J

[Photo-ID: 12470] Karsten Palt 2016-04-12
Sikorsky HH-52A Seaguard, United States Coast Guard, 1415, c/n 62-099, Karsten Palt, 2016Sikorsky
HH-52A Seaguard
United States Coast Guard
Reg.: 1415
c/n: 62-099
 
Museum of Flight [Seattle, WA]
[Photo-ID: 7904] Karsten Palt 2014-03-09
Sikorsky HH-52A Seaguard, United States Coast Guard, 1429, c/n 62117, Karsten Palt, 2014Sikorsky
HH-52A Seaguard
United States Coast Guard
Reg.: 1429
c/n: 62117
 
Intrepid Air, Space & Sea Museum [New York City, NY]
[Photo-ID: 7905] Karsten Palt 2014-03-09
Sikorsky HH-52A Seaguard, United States Coast Guard, 1429, c/n 62117, Karsten Palt, 2014Sikorsky
HH-52A Seaguard
United States Coast Guard
Reg.: 1429
c/n: 62117
 
Intrepid Air, Space & Sea Museum [New York City, NY]
[Photo-ID: 11194] Karsten Palt 2015-06-03
Sikorsky HH-52A Seaguard, United States Coast Guard, 1450, c/n 62-133, Karsten Palt, 2015Sikorsky
HH-52A Seaguard
United States Coast Guard
Reg.: 1450
c/n: 62-133
 
Pima Air and Space Museum [Tucson, AZ]
[Photo-ID: 11195] Karsten Palt 2015-06-03
Sikorsky HH-52A Seaguard, United States Coast Guard, 1450, c/n 62-133, Karsten Palt, 2015Sikorsky
HH-52A Seaguard
United States Coast Guard
Reg.: 1450
c/n: 62-133
 
Pima Air and Space Museum [Tucson, AZ]