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FIGHTING SHIPS OF THE WORLD
BULGARIA
COASTAL FORCES
NO21 submarine chasers (1942-1943/1947)
Ships
| Names | Builders | Commissioned | Losses | Transfers | Discarding |
|---|---|---|---|---|---|
No21 (ex-MO-129, ex-No049, ex-No0132) No22 (ex-MO-162, ex-No012, ex-No0162, ex-No0810, ex-No1512) No23 (ex-MO-210, ex-MO-2) No24 (ex-MO-307, ex-No094, ex-No0410, ex-No0612, ex-MO-1) |
638 Yd, Astrakhan, USSR: No21-24 |
1942 // 1947: Mo23, 24 1943 // 1947: No21, 22 |
none |
none |
1957: No21-24 |
Technical data
| Displacement standard, t | 53 |
|---|---|
| Displacement full, t | 57 |
| Length, m | 26.9 |
| Breadth, m | 4.02 |
| Draught, m | 1.48 |
| No of shafts | 2 |
| Machinery | 2 Packard petrol engines |
| Power, h. p. | 2000 |
| Max speed, kts | 22 - 24 |
| Fuel, t | petrol 6.1 |
| Endurance, nm(kts) | 367(15) |
| Armament | 2 x 1 - 45/69 21KM, 2 x 1 - 20/70 Mk 3, 2 DCR (8) |
| Electronic equipment | Tamir-1 sonar |
| Complement | 21 |
Standard scale images
No21 1947
Project history
Former Soviet Project MO-IV small submarine chasers.
Modernizations
None.
Naval service
No significant events.
