Fifteen Sikorsky HO4S-3 for UK Royal Navy as Whirlwind HAS.22. 
List of Operators of Sikorsky Whirlwind HAS.22 | |
| From | Organisation with model Whirlwind HAS.22 | |||||
| 1952 |
| |||||
Construction Numbers | Help Us | |
| C/N | Year | History | |
55-455  | 1954 |   133739,WV199 | |
| 55-456 | 1953 | 133740,WV200 | |
| 55-457 | 1953 | 133741,WV201 | |
| 55-474 | 1953 | 133742,WV202 | |
| 55-475 | 1953 | 133743,WV203,ZS-HDO | |
| 55-476 | 1953 | 133744,WV204 | |
55-477  | 1953 | 133745,WV205 | |
| 55-478 | 1953 | 133746,WV218 | |
| 55-479 | 1953 | 133747,WV219 | |
| 55-480 | 1953 | 133748,WV220 | |
| 55-481 | 1953 | 133749,WV221 | |
| 55-497 | 1953 | 133750,WV222 | |
| 55-498 | 1953 |  133751,A5,WV223,ZS-HDM | |
| 55-499 | 1953 | 133752,WV224 | |
| 55-500 | 1953 | 133753,WV225 |