1962 US Aircraft Designation System




S-58 HUS-1 UH-34D Marine's Sikorsky S-58 began service as HUS-1 then renamed UH-34D


On September 18, 1962 the United States Department of Defense (DoD) introduced a unified designation system to all USAF, US Navy, US Coast Guard, USMC and US Army aircraft largely based on the one used by the US Air Force from 1948. NASA's Experimental aircraft was also assigned in the X-series. This is a list of the helicopters affected :

Bell
Bell 47:
H-13E OH-13E
H-13G OH-13G
H-13H OH-13H
H-13H UH-13H
H-13J UH-13J
H-13K OH-13K
HTL-4 TH-13L
HTL-6 TH-13M
HTL-7 TH-13N
HUL-1 TH-13P
HUL-1G HH-13Q
HUL-1M UH-13R


UH-1 Iroquois :
HU-1A UH-1A
YHU-1B XH-40
HX/H-1 XH-48A
HU-1B UH-1B
HU-1D UH-1D
HU-1E UH-1E

Bell 206:
HO-4 OH-4A


Boeing Vertol
Sea Knight:
HRB-1 CH-46A
HX/H-2 XCH-46B
HC-1A CH-46C
Chinook:
HC-1B CH-47A

Fairchild-Hiller
HO-5 OH-5A (FH-1100)

Hiller
H-23B OH-23B
H-23C OH-23C
H-23D OH-23D
H-23F OH-23F

Hughes
HO-6 OH-6A Cayuse

Cessna (Seibel)
YH-41 NH-41A
H-41 UH-41A

Gyrodyne
DSN-1 QH-50A
DSN-2 QH-50B
DSN-3 QH-50C


Kaman
Huskie :
H-43A HH-43A
H-43B HH-43B
HUK-1 UH-43C
HOK-1 OH-43D
HTK-1 TH-43E
Seasprite :
HU2K-1 UH-2A
HU2K-1U UH-2B

Lockheed
XH-51A XH-51A

Piasecki
H-21A CH-21A
H-21B CH-21B
SH-21B HH-21B
H-21C CH-21C

HUP-2 UH-25B
HUP-3 UH-25C

Sikorsky

S-55
SH-19A HH-19A
H-19A UH-19A
SH-19B HH-19B
H-19B UH-19B
H-19C UH-19C
H-19D UH-19D
HRS-3 CH-19E
HO4S-3 UH-19F
HO4S-3G HH-19G

S-56
H-37A CH-37A
H-37B CH-37B
HR2S-1 CH-37C


S-58
H-34A CH-34A
H-34C CH-34C
HUS-1L LH-34D
HUS-1 UH-34D
HUS-1Z VH-34D
HUS-1A UH-34E
HUS-1G HH-34F
Y/HSS-1 YSH-34G
HSS-1 SH-34G
HSS-1F SH-34H
Y/HSS-1N YSH-34J
HSS-1N SH-34J

S-61
Y/HSS-2 YSH-3A
HSS-2 SH-3A
HSS-2Z VH-3A






User Contributed Notes

Peter ( California )
We must admit the Navy's system was hilarious

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