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
55-344	hrs-3	1953	130216
55-345	hrs-3	1953	130217
55-348	hrs-3	1953	130218
55-349	hrs-3	1953	130219
55-350	hrs-3	1953	130220
55-351	hrs-3	1953	130221
55-352	hrs-3	1953	130222
55-353	hrs-3	1953	130223
55-354	hrs-3	1953	130224
55-355	hrs-3	1953	130225
55-356	hrs-3	1953	130226
55-357	hrs-3	1953	130227
55-358	hrs-3	1953	130228
55-359	hrs-3	1953	130229
55-372	hrs-3	1953	130230
55-373	hrs-3	1953	130231
55-374	hrs-3	1953	130232 130232 52-10991 52-10991
55-375	hrs-3	1953	130233 130233	w/o 1955
55-376	hrs-3	1953	130234 130234	w/o 1956
55-377	hrs-3	1953	130235
55-378	hrs-3	1953	130236 130236	w/o 1956
55-379	hrs-3	1953	130237
55-380	hrs-3	1953	130238
55-381	hrs-3	1953	130239
55-382	hrs-3	1953	130240
55-384	hrs-3	1953	130241
55-398	hrs-3	1953	130242
55-399	hrs-3	1953	130243
55-400	hrs-3	1953	130244
55-401	hrs-3	1953	130245

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