Navalized SAR version of the H-19B powered by a 700hp Wright R-1300-3 Cyclone engine. Redesignated UH-19G in 1962, 10 built: 7 for USCG & 3 for RCN. 
List of Operators of Sikorsky HO4S-2 | |
| From | Organisation with model HO4S-2 | |||||
| 1951 |
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| 1952 |
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| Construction Numbers on database of HO4S-2 | ||||||
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Construction Numbers | Help Us | |
| C/N | Year | History | |
| 55-086 | 1951 |  1252 | |
| 55-087 | 1951 | 1253,N17376 | |
| 55-088 | 1951 | 1254,N2842J | |
| 55-096 | 1951 | 1255,N62255 | |
| 55-097 | 1951 | 1256,N1562 | |
55-098  | 1951 | 1257 | |
| 55-099 | 1952 | 1258,N17377 | |
| 55-144 | 1952 |  55144 | |
| 55-305 | 1952 | 55305,N65375 | |
| 55-320 | 1952 | 55320 |