Sikorsky HRS-3

Improved HRS-2 with a 700HP Wright R-1300-3 Cyclone engine. Redesignated CH-19E in 1962. 91 built and conversions from HRS-2.

Airframes (159)

C/N	Model	Built	Reg
55-089	hrs-2	1952	129017
55-090	hrs-2	1952	129018
55-101	hrs-2	1952	129019
55-102	hrs-3	1955	129020 N8307 VH-0RA VH-ORA
55-1029	hrs-3	1957	144268 Z.1-8
55-1030	hrs-3	1957	144269 Z.1-9
55-104	hrs-2	1952	129022
55-1041	hrs-3	1957	144270 Z.1-10
55-105	hrs-2	1952	129023	w/o 1978
55-1056	hrs-3	1957	144254
55-1057	hrs-3	1957	144255
55-106	hrs-2	1952	129024
55-1064	hrs-3	1957	144666 Z.1-11
55-1065	hrs-3	1957	144256
55-1066	hrs-3	1957	144257	w/o 1959
55-1075	hrs-3	1957	144667 Z.1-12	w/o 1962
55-1076	hrs-3	1957	144668
55-1088	hrs-3	1957	144688 Z.1-13
55-114	hrs-2	1952	129026	w/o 1960
55-115	hrs-2	1952	129027
55-1153	hrs-3	1957	146439 Z.1-14	w/o 1964
55-116	hrs-2	1952	129028
55-117	hrs-2	1952	129029
55-118	hrs-2	1952	129030
55-119	hrs-2	1952	129031
55-128	hrs-2	1952	129032
55-129	hrs-2	1952	129033
55-130	hrs-2	1952	129034
55-131	hrs-2	1952	129035	w/o 1956
55-132	hrs-2	1952	129036	w/o 1960

Operators

1951-1966	US Coast Guard S-55 H-19
1951-1960	US Marine Corps S-55 H-19
1951-1967	US Air Force S-55 H-19
1951-1957	US Navy S-55 H-19
1953-??	Armée de l'Air S-55 H-19
1955-1976	Arma Aérea de la Armada Española S-55 H-19
1961-1974	Không lực Việt Nam Cộng hòa