| Bolkhovitinov S | |
|---|---|
| General information | |
| Type | High-Speed Bomber |
| National origin | USSR |
| Designer | |
| Number built | 2 |
| History | |
| First flight | 29 January 1940 |
The Bolkhovitinov S (Sparka – twin/joined (engine)) was a high speed bomber aircraft designed and built in the USSR from early in 1937. Other designations used at various times: BBS, BB, LB-S or SSS.