Sikorsky HO2S/HO3S
Last updated on: March 3, 2018
This is just for those helos that received Navy/Marine Corps Bureau Numbers, even those that were transferred from the USAF.
At the end of this page is a list of people who have graciously offered their help. Thank you all very much!
HO3S-1/Bu. 57995
*8/16/1953: Crashed into the Yellow Sea during a rescue attempt.
HO3S-1/Bu. 57996
*1/19/1947: Crashed on Thurston Island. Where?
HO3S-1/Bu. 57997
*1/22/1947: Written off.
HO3S-1/Bu. 57998
*1951-52: HU-1 as xx-22.
*9/15/1952: Written off in Korea.
HO2S-1/Bu. 75689
*ex-US Army YR-5A s/n 43-46613.
*1/1946: Transferred to the US Coast Guard.
*10/1950: Crashed. Date?
HO2S-1/Bu. 75690
*ex-US Army YR-5A s/n 43-46618.
*1946: VX-3.
*1/1946: Transferred to the US Coast Guard.
*6/1946: Struck off charge.
HO3S-1/Bu. 122508
*HU-1.
*1952: HU-2.
*9/4/1952: Crashed into the sea off Paengnyong-Do Island, Korea.
HO3S-1/Bu. 122509
*Sold on the civilian market and registered as N4144A, CF-JNZ, and N5559A.
HO3S-1/Bu. 122510
*9/20/1950: Written off.
HO3S-1/Bu. 122511
*--info needed.--
HO3S-1/Bu. 122512
*Sold on the civilian market and registered as N391T.
HO3S-1/Bu. 122513
*1952: HU-1.
*2/8/1952: Crashed in North Korea.
HO3S-1/Bu. 122514
*1950: VMO-6.
*9/21/1950: Crashed near Yangjae-ri, Korea.
HO3S-1/Bu. 122515
*1/6/1956: Struck off charge.
*Sold on the civilian market and registered as N4145A and CF-KHK.
*Currently preserved onboard the USS Midway Museum, CA.
HO3S-1/Bu. 122516
*8/4/1950: Written off.
HO3S-1/Bu. 122517
*1951: VMO-6.
*4/13/1951: Shot down by ground fire over Korea.
HO3S-1/Bu. 122518
*1951: VMO-6.
*3/12/1951: Crashed after take-off in Korea.
HO3S-1/Bu. 122519
*1950: HU-1.
*9/11/1951: Ditched at sea off US Philippine Sea due to engine failure.
HO3S-1/Bu. 122520
*1948-61: Bailed to NACA as 201.
*9/6/1961: Written off in a ground accident.
HO3S-1/Bu. 122521
*1952: VMO-6.
*1/23/1952: Crashed near Chik-Tong, Korea.
HO3S-1/Bu. 122522
*Sold on the civilian market and registered as N5555A.
HO3S-1/Bu. 122523
*6/30/1957: Struck off charge.
*Salvaged.
HO3S-1/Bu. 122524
*--info needed.--
HO3S-1/Bu. 122525
*--info needed.--
HO3S-1/Bu. 122526
*Sold on the civilian market and registered as N5554A.
HO3S-1/Bu. 122527
*1948: ? as XC-34.
HO3S-1/Bu. 122528
*1952: MAMS-12.
*6/15/1952: Lost control and crashed near K-6 Airbase, South Korea.
HO3S-1/Bu. 122529
*12/14/1955: Struck off charge.
*Salvaged.
*Was this one ever civilian N4143A?
HO3S-1/Bu. 122709
*Sold on the civilian market and registered as N4957C.
HO3S-1/Bu. 122710
*1953: USS Leyte Ship's Flight.
*7/24/1953: Lost power and crashed into the sea near USS Blue DD-744, off the Korean coast.
HO3S-1/Bu. 122711
*--info needed.--
HO3S-1/Bu. 122712
*1951: HU-2.
*5/24/1951: Ran out of fuel and crashed in Korea.
HO3S-1/Bu. 122713
*--info needed.--
HO3S-1/Bu. 122714
*--info needed.--
HO3S-1/Bu. 122715
*1951: HU-2 as UP-27.
*1951: HU-2.
*7/3/1951: Crashed near Kosong, Korea.
HO3S-1/Bu. 122716
*1950-51: HU-1 as UP-27.
HO3S-1/Bu. 122717
*--info needed.--
HO3S-1/Bu. 122718
*--info needed.--
HO3S-1/Bu. 122719
*1952: HU-1.
*4/30/1952: Ditched into the sea after take-off from USS Princeton.
HO3S-1/Bu. 122720
*1950: HU-1.
*9/25/1950: Crashed into the Han River near Kimpo, South Korea due to battle damage.
HO3S-1/Bu. 122721
*Sold on the civilian market and registered as N5553A.
HO3S-1/Bu. 122722
*--info needed.--
HO3S-1/Bu. 122723
*1951: HU-2.
*3/31/1951: Crashed while landing in Korea.
HO3S-1/Bu. 122724
*--info needed.--
HO3S-1/Bu. 122725
*1950: VC-50.
*7/4/1950: Ditched into the sea off USS Philippine Sea due to engine failure.
HO3S-1/Bu. 122726
*1951: HU-1.
*1/9/1951: Written off in an accident onboard USS Philippine Sea. Repaired?
*12/3/1951: Hit the conning tower of a submarine and crashed. Details?
HO3S-1/Bu. 122727
*Sold on the civilian market and registered as N4958C.
HO3S-1/Bu. 122728
*--info needed.--
HO3S-1/Bu. 123118
*2/3/1954: Written off.
HO3S-1/Bu. 123119
*2/1953: Written off. Date?
HO3S-1/Bu. 123120
*MAMS-33 as WM-11.
HO3S-1/Bu. 123121
*1951: HU-1.
*12/14/1951: Crashed into the sea off Chodo Island, Korea.
HO3S-1/Bu. 123122
*1950: HU-1.
*6/25/1950: Crashed into Kanayut Lake, AK.
HO3S-1/Bu. 123123
*1952: HU-1.
*7/20/1952: Crashed into the sea off Korea.
HO3S-1/Bu. 123124
*--info needed.--
HO3S-1/Bu. 123125
*1951: HU-1.
*8/13/1951: Crashed near NAAS Miramar, CA.
HO3S-1/Bu. 123126
*--info needed.--
HO3S-1/Bu. 123127
*1952: HU-1.
*11/28/1952: Crashed into the sea off USS Valley Forge.
HO3S-1/Bu. 123128
*--info needed.--
HO3S-1/Bu. 123129
*1954: HU-1 as UP-45.
HO3S-1/Bu. 123130
*1952: HU-1.
*12/21/1952: Crashed into the sea off USS Missouri.
HO3S-1/Bu. 123131
*--info needed.--
HO3S-1/Bu. 123132
*Sold on the civilian market and registered as N4061A (or N4061C?).
HO3S-1/Bu. 123133
*Sold on the civilian market and registered as N9986Z and CS-HAE.
HO3S-1/Bu. 123134
*1951: HU-1 as UP-38.
HO3S-1/Bu. 123135
*--info needed.--
HO3S-1/Bu. 123136
*Sold on the civilian market and registered as N4959C.
HO3S-1/Bu. 123137
*Sold on the civilian market and registered as N5558A and CF-KMA.
HO3S-1/Bu. 123138
*--info needed.--
HO3S-1/Bu. 123139
*1953: USS Bairoko Ship's Flight.
*Sold on the civilian market and registered as N5556A.
HO3S-1/Bu. 123140
*--info needed.--
HO3S-1/Bu. 123141
*1953: USS Bairoko Ship's Flight.
*1953: USS Bremerton Ship's Flight.
HO3S-1/Bu. 123142
*--info needed.--
HO3S-1/Bu. 123143
*--info needed.--
HO3S-1/Bu. 124334
*Sold on the civilian market and registered as N6881C.
HO3S-1/Bu. 124335
*--info needed.--
HO3S-1/Bu. 124336
*--info needed.--
HO3S-1/Bu. 124337
*--info needed.--
HO3S-1/Bu. 124338
*--info needed.--
HO3S-1/Bu. 124339
*--info needed.--
HO3S-1/Bu. 124340
*1952: HU-1.
*2/8/1952: Crashed in North Korea.
HO3S-1/Bu. 124341
*--info needed.--
HO3S-1/Bu. 124342
*1951: VMO-6.
*9/22/1951: Crashed near Sudong Myon, Korea.
HO3S-1/Bu. 124343
*1952: VMO-6.
HO3S-1/Bu. 124344
*Sold on the civilian market and registered as N5182V.
*Currently preserved at the MCAS Quantico Museum, VA.
HO3S-1/Bu. 124345
*Sold on the civilian market and registered as N7152C, N2842D, CF-FDF, and C-FFDF.
HO3S-1/Bu. 124346
*1951: NAS Kodiak, AK Base Flight.
*11/1951: Crashed on Puffin Island, Kodiak, AK. Date?
HO3S-1/Bu. 124347
*--info needed.--
HO3S-1/Bu. 124348
*2/3/1952: Crashed on take-off from MCAS Cherry Point, NC.
HO3S-1/Bu. 124349
*Sold on the civilian market and registered as N809.
HO3S-1/Bu. 124350
*1953: HU-1 as UP-21.
*Sold on the civilian market and registered as N5557A.
HO3S-1/Bu. 124351
*--info needed.--
HO3S-1/Bu. 124352
*Currently preserved at the US Army Aviation Museum at Fort Rucker, AL.
HO3S-1/Bu. 124353
*Perhaps never built?
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For their assistance in various parts of this project, I would like to give thanks to the following individual
people...
Tjalling Boelman
