Fifteen Sikorsky HO4S-3 for UK Royal Navy as Whirlwind HAS.22. 
List of Operators of Whirlwind HAS.22 |
| Years | Model | Org | |
|---|---|---|---|
| 1952/62 | S-55 H-19 |  Fleet Air Arm |
Construction Numbers |
| C/N | Year | History | |
|---|---|---|---|
| 55-455 w/o 1957 | 1954 |  133739,WV199 | |
| 55-456 w/o 1956 | 1953 | 133740,WV200 | |
| 55-457 w/o 1954 | 1953 | 133741,WV201 | |
| 55-474 w/o 1958 | 1953 | 133742,WV202 | |
| 55-475 | 1953 | 133743,WV203,ZS-HDO | |
| 55-476 | 1953 | 133744,WV204 | |
| 55-477 scrapped 1969 | 1953 | 133745,WV205 | |
| 55-478 scrapped 1960 | 1953 | 133746,WV218 | |
| 55-479 | 1953 | 133747,WV219 | |
| 55-480 scrapped 1960 | 1953 | 133748,WV220 | |
| 55-481 w/o 1957 | 1953 | 133749,WV221 | |
| 55-497 scrapped 1960 | 1953 | 133750,WV222 | |
| 55-498 | 1953 |  133751,A5,WV223,ZS-HDM | |
| 55-499 | 1953 | 133752,WV224 | |
| 55-500 w/o 1955 | 1953 | 133753,WV225 |
