| Name | Explanation | Examples |
|---|---|---|
| B | Bombardirowschik, Bomber | B-25 |
| BAO | Battalion Aerodromnogo Obsluzhivanija, Airfield Service Battalion | |
| BB | Blizhnij Bombardirowschik, Short-range bomber |
BB-1 BB-22 |
| Be | Initials of Beriev Design Bureau | Be-2, Be-42 |
| BICh | Initials of Boris Ivanovich Cherabovskij | BICh-1, BICh-7A |
| BMP |
Boevaja Masina Pekhoty, Infantry Combat Vehicle Used to project features of land crawling vehicle to combat aircraft - like the Il-2 nickname 'flying tank'. |
See Mi-24, Mi-40 |
| BNT | Buro Novoj Tehniki NKAP, Bureau for New Technic | |
| BOK | Bureau Osobih Konstruktsij, Design bureau for experimental aircraft lead by V.A.Chizhevskij | BOK-1, BOK-5, BOK-7, BOK-8, BOK-11 |
| BSh, вы | Bronirowanni Shtormovik, Armored attacker; | BSh-2 |
| BSh, вы | Bombardirovschik-Shtormovik, Bomber-attacker; | BSh-1 |
| BPLA | BesPilotnyj Letauschij Apparat, unmanned vehicle | Pchela-1T |