Sikorsky SH-60 Seahawk

• SH-60B Seahawk - the basic modification of the deck anti-submarine helicopter, which won the LAMPS in September 1977 .

• CS-70 Fathawk (“fat hawk”) - a variant of the SH-60B with an increased fuselage of increased capacity, was offered as the main deck helicopter (NSA) for the Canadian Navy with the prospect of ordering 30-50 helicopters, where it competed with the French Aérospatiale AS.332 Super Puma and the British AgustaWestland EH101 , losing in the end to the latter, did not move beyond the drawings and prototyping ^[4] .

• SH-60F Ocean Hawk - deck anti-submarine helicopter for carrying out operations to cover aircraft carriers within a radius of 50 km; Designed to replace Sikorsky S-61 Sea King helicopters .
• SH-60J Sea Hawk - Japan's self -propelled anti-submarine self-defense helicopter for the replacement of Sikorsky S-61 Sea King helicopters .
• HH-60H Seahawk - deck search and rescue helicopter for the US Navy .
• MH-60S Knighthawk
• MH-60R Seahawk - an anti-submarine helicopter with a low -powered helicopter , the development of SH-60V and SH-60F.
• S-70B - export modification of the SH-60B helicopter.
• S-70M Thunderhawk - a deck-based anti-submarine helicopter for the Thai Navy with a low-powered GAS .

The specifications given correspond to the SH-60B modification. Data source: Jane's ^[5] , S-70B Seahawk Technical Information, 2001 ^[6] .

Specifications

• Crew : 2-4 people (2 pilots, 2 operators)
• Passenger capacity: up to 5 passengers
• Payload : 1 860 kg (HH-60H)
• Length : 19.75 m
• Fuselage Length: 16.256 m (with tail rotor)
• Rotor Diameter: 16.36 m
• Tail rotor diameter: 3.35 m
• Height : 5.18 m (with tail rotor)
• Area swept by the rotor: 210.15 m²
• Base chassis: 4.83 m
• Track track: 2.705 m
• Empty weight: 6,895 kg (anti-submarine version)
• Curb weight:
  • anti-ship version: 7,771 kg (with 1 × AGM-119 Penguin and 1 × 455 l of PTB )
  • anti-submarine variant: 8 055 kg (with 2 × torpedoes )
• Normal take-off weight: 9 575 kg
• Maximum take-off weight : 9 926 kg
• Payload weight: 3,031 kg
• Fuel capacity: 2 233 L (+2 (3) × 455 L PTB )
• Powerplant : 2 × Turboshaft General Electric T700-GE-401C
• Engine power: 2 × 1 890 hp (2 × 1 409 kW (take-off)) Cargo compartment dimensions
• Length: 3.2 m
• Width: 1.8 m
• Height: 1.3 m
• Floor Area: 6.0 m²
• Useful volume: 8.5 m³

Flight characteristics

• Maximum speed:
  • at sea level: 270 km / h
  • at an altitude of 1,525 m: 234 km / h
• Combat radius:
  • in the anti-ship version: 139 km (with 1 × AGM-119 Penguin and 1 × 455 L of the PTB )
  • anti-submarine: 185 km (with 2 × torpedoes )
• Practical range: 834 km
• Patrol Duration:
  • in the anti-ship version: 3.04 hours (with 1 × AGM-119 Penguin and 1 × 455 L of PTB )
  • anti-submarine version: 1.15 hours (with 2 × torpedoes )
• Practical ceiling : 3,616 m
• Static ceiling :
  • using the effect of the earth: 4 873 m
  • without using the effect of the earth: 3 420 m
• Rate of climb : 3.55 m / s
• Disc load: 47.2 kg / m²
• Thrust-weight ratio: 255.1 W / kg (for transmission with maximum take-off weight)
• Maximum sea score when operating from a ship: 5

Armament

• Suspension points: 2
• Combat load:
  • up to 3 × torpedoes Mk. 46 or Mk.50 Barracuda or
  • up to 3 × RCC AGM-119B Penguin or
  • up to 4 × AGM-114 Hellfire

In April 2012, Lockheed Martin received a contract worth $ 1.05 billion for the supply of modern on-board electronics for Sea Hawk family helicopters. Under the five-year contract, the MH-60R Romeo and MH-60S Sierra helicopters will receive more than 200 new cockpits with digital information screens, on-board computers, and various sensors ^[7] .

The MH-60R helicopters will receive 162 new sets of on-board electronics, another 62 sets are intended for combat helicopters of the MH-60S version. The modernization of the fleet of helicopters MH-60 Sea Hawk US Navy should be completed by June 2018 ^[8] .

The helicopter is equipped with a low-frequency GAS, the range is increased by 3-7 times, compared with the old ones, including the possibility of interception of communications. Production of 20 stations per year ^{[9] [10]}

•   Australia : Australian Navy - 15 S-70B and 2 MH-60R, as of 2011 ^[11] . In 2014, they will be decommissioned and replaced with 24 MH-60R ^[12] .
•   Brazil : Brazilian Navy - ordered 6 S-70B, as of 2011 ^[13] .
•   Germany - 1 MH-60R, as of 2016 ^[14]
•   Greece : Greek Navy - 11 S-70B, as of 2016 ^[15]
•   Republic of China : Navy of the Republic of China - 19 S-70C, as of 2008 .
•   Spain : Spanish Navy - 18 S-70B, as of 2012 .
•   Singapore : Singapore Navy - 6 S-70B, as of 2011 ^[16] .
•   USA : US Navy - 217 MH-60R, 271 MH-60S, 20 SH-60F, 35 HH-60H, 6 SH-60B and 8 MH-53E, as of 2016 ^[17] Current deliveries of the MH-60R are in progress contract for 249 units ^[18]
•   Thailand : Thai Navy - 6 S-70 and 2 MH-60S, as of 2011 ^{[11] [19]} .
•   Turkey : Turkish Navy - 25 S-70B, as of 2012 .
•   Japan : Japanese Navy - 31 SH-60J / K (Mitsubishi H-60), as of 2008 .

On December 21, 2011 at 11:10 AM the MH-60S Seahawk the United States Navy crashed during a training flight near west of , California . ^{[20] [21] [22]}

On April 15, 2012 at 11:05 a.m., the SH-60J Seahawk of Japan’s Naval Self-Defense Forces crashed in Bay in Aomori Prefecture . Six crew members survived, the pilot died. ^{[23] [24] [25] [26] [27]}

On December 16, 2013 at 15:30, the MH-60S Knighthawk, assigned to the the US Navy, crashed near the port of Miura in Kanagawa Prefecture . The helicopter capsized on its side when trying to make an emergency landing after losing control. Two out of four crew members were injured. ^{[28] [29] [30] [31]}

September 2, 2014 at 14:30 MH-60S Knighthawk, assigned to the US Navy, flipped over when landing 64 km from the station in the center of the Valley. Five people on board sustained minor injuries. ^{[32] [33] [34] [35]}

On December 21, 2014 at 19:22, the MH-60S Seahawk, assigned to the 26th US Navy anti-submarine helicopter squadron, crashed during a training flight at the in Kuwait . Three crew members received minor injuries. ^{[36] [37] [38] [39]}

On June 14, 2016 at 11:12, the MH-60S Seahawk, assigned to the US Navy , was wrecked on the James River. All 3 crew members were rescued. ^{[40] [41] [42] [43]}

On April 26, 2017 at 06:57 a MH-60R Seahawk, assigned to the 78th Attack Marine Helicopter Squadron US Navy , crashed immediately after taking off from the deck of the Dewey destroyer, 39 km to the east off the coast of guam . The alleged cause is the failure of the tail rotor. The crew did not receive serious injuries. ^{[44] [45] [46] [47] [48]}

On August 26, 2017 at 22:48 SH-60J Seahawk, Japan’s Naval Self-Defense Forces crashed 90 km west-southwest of Cape in Aomori Prefecture. One of the four crew members was saved, the rest went missing. ^{[49] [50] [51] [52] [53] [54]}

On October 19, 2018 at 09:00, the MH-60R Seahawk, assigned to the 5th US Navy aircraft carrier air wing, crashed shortly after takeoff on the deck of the Ronald Reagan aircraft carrier in the Philippine Sea ^{[ 55] [56] [57] [58]} . Received various injuries 12 people. All the wounded are in stable condition under the supervision of medical personnel, some will be evacuated to shore. ^{[59] [60] [61] [62] [63]}

Related developments

•   Sikorsky UH-60 Black Hawk
•   Sikorsky CH-148 Cyclone

Analogs

•   Ka-27
•   Ka-29
•   Boeing YUH-61
•   Harbin z-9
•   NHI NH90
•   Westland lynx

Lists

• Helicopter list

• SH-60 Seahawk. Official site of the Sikorsky company
• Encyclopedia "Corner of the sky"
• Anti-submarine helicopter SH-60 Sea Hawk
• MULTI-PURPOSE HELICOPTER SH-60 SEA HAWK