---- Select Sikorsky Model---- AH-60L CH-124 Sea King CH-126 Choctaw CH-148 Cyclone CH-34C Choctaw CH-3B CH-3C CH-3E CH-53A Sea Stallion CH-53C CH-53D Sea Stallion CH-53E Super Stallion CH-53K King Stallion CH-54A Tarhe CH-54B Tarhe Commercial UH-60 EH-60A QuickFix Fire King H-19A Chickasaw H-19B Chickasaw H-19C Chickasaw H-19D Chickasaw H-19D-3 H-19D-4 H-34A Choctaw H-34G III H-34G.I H-34G.II H-37A Mojave H-60 Unmanned HH-34F Seahorse HH-34J Choctaw HH-3A Big Mother HH-3E Jolly Green Giant HH-3F Pelican HH-52A Sea Guard HH-53B HH-53C HH-53H HH-60G Pave Hawk HH-60H Rescue Hawk HH-60J Jayhawk HH-60M Black Hawk HH-60U HH-60W CRH-60 HNS-1 HO4S-1 HO4S-2 HO4S-3 HO4S-3G HO5S-1 HO5S-1G HR2S-1 HR2S-1W HRS-1 HRS-2 HRS-3 HRS-3Z HSS-1 / SH-34G Seabat HSS-1F / SH-34H HSS-1N / SH-34J Seabat HSS-2 Sea King HUS-1 / UH-34D Seahorse HUS-1A / UH-34E HUS-1L / LH-34D HUS-1Z / VH-34D Seahorse JUH-60A MH-53E Sea Dragon MH-53J MH-53M Pave Low IV MH-60G Pave Hawk MH-60K Black Hawk MH-60L Black Hawk MH-60M Black Hawk MH-60R Seahawk MH-60S Seahawk MH-60T Jayhawk NH-3A R-4 Hoverfly R-6 RAH-66 Comanche RH-3A Sea King RH-53A RH-53D S-46 / VS-300 S-48 S-50 S-51 / R-5 / H-5 S-52 H-18 HO5S S-52-1 S-52-2 S-52-3 S-53 XHJS S-54 S-55 S-55 H-19 S-55A S-55B S-55C S-55T S-56 H-37 S-57 S-58 H-34 S-58B S-58C S-58D S-58T S-59 XH-39 S-60 S-61 H-3 S-61A S-61A-1 S-61A-4 Nuri S-61A-5 S-61B S-61D-1 S-61D-2 S-61D-3 S-61D-4 S-61L S-61N S-61N Mk.II S-61R S-61T Triton S-61V S-62 HH-52 S-62A S-62B S-63 S-64 CH-54 S-64A S-64B S-65 H-53 S-65-40 S-65C-1 S-65C-2 S-65C-3 S-69 XH-59 S-70 Firehawk S-70 H-60 S-70A-1 Desert Hawk S-70A-11 Black Hawk S-70A-14 S-70A-17 Yarasa S-70A-18 Black Hawk S-70A-19 Black Hawk S-70A-21 Black Hawk S-70A-24 Black Hawk S-70A-26 Black Hawk S-70A-27 Black Hawk S-70A-28 Yarasa S-70A-30 Black Hawk S-70A-32 S-70A-33 S-70A-34 Black Hawk S-70A-36 Black Hawk S-70A-39 Black Hawk S-70A-41 Black Hawk S-70A-42 Black Hawk S-70A-43 Black Hawk S-70A-5 S-70A-50 Black Hawk S-70A-55 Black Hawk S-70A-9 Black Hawk S-70B S-70B-1 Seahawk S-70B-2 Seahawk S-70B-28 Seahawk S-70B-6 Aegean Hawk S-70B-7 Seahawk S-70C S-70i Black Hawk S-70M Black Hawk S-76 S-76A S-76B S-76C S-76D S-80 H-53E S-80M-1 S-92 S-92A S-92A VVIP S-92B S-92F S-97 Raider SB>1 Defiant SH-3A Sea King SH-3D Sea King SH-3G Sea King SH-3H Sea King SH-60B Seahawk SH-60F Oceanhawk TH-53A UH-34G Seabat UH-3H Sea King UH-60A Black Hawk UH-60L Black Hawk UH-60M Black Hawk UH-60V Black Hawk VH-34A/C Choctaw VH-3A Sea King VH-3D Sea King VH-53D VH-60N White Hawk VH-92A Whirlwind HAR.21 Whirlwind HAS.22 X2 XHR2S-1 XHSS-1 YCH-53A YCH-53E YCH-54A YH-18 YH-19 --- Other Models ---
US Army's first turbine-powered helicopter, developed from the S-52. Rejected in favor of the Bell 204 (UH-1 Iroquois)
List of Operators of Sikorsky S-59 XH-39
From Organisation with model S-59 XH-39
C/N Built as Year History 52-004 S-52-2 1950 N74150 : S-52-2 + S-52-3 modified into S-59 prototype, 1954; static display at W+ 52-007 YH-18 1951 49-2890 : YH-18 + modified to S-52-5, YH-18B configuration, unk; modified+ 26aug54 XH-39 set a world speed record for a helicopter+ 52-008 YH-18 1951 49-2891 : YH-18 + modified to S-59/XH-39A prototype, c/n 59-002, 49-2891,+ rtnd to YH-18A configuration, unk. N7741 : S-52-2
3 C/N.
N74150 : S-52-2 Sikorsky S-52-2, c/n 52-004, ff:?; reg Sikorsky as S-52+ 
S-52-3 modified to S-52-3, N74150, unk. 