Soko initially assembled locally two versions of Westland Whirlwind (HAR.5 & HAS.7) for the Yugoslav Air Force and Navy respectively before commencing license production of the Whirlwind Ser.2 as the S-55-5. 
List of Operators of Soko Whirlwind | |
| From | Organisation with model Whirlwind | |||||
| Construction Numbers on database of Whirlwind or its versions | ||||||
| ||||||
Construction Numbers | Help Us | |
| C/N | Built as | Year | History | |
| WA9-10-2319 |  11714 | |||
 | 11712 | |||
| | 11713 | |||
| | 11715 | |||
| | 11716 | |||
| | 11717 | |||
| | 11718 | |||
| | 11719 | |||
| | 11720 | |||
| | 11721 | |||
| | 11722 | |||
| | 11723 | |||
| | 11724 | |||
| | 11725 | |||
| | 11726 | |||
| | 11727 | |||
| | 11728 | |||
| | 11729 | |||
| | 11730 | |||
| | 11731 | |||
| | 11732 |