Grożny 1980
| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| Groźny | 351 | Stocznia Marynarki Wojennej, Gdynia | 2/1969 | 15.4.1969 | 2/1970 | stricken 7.2004 | |
| Wytrwały | 352 | Stocznia Marynarki Wojennej, Gdynia | 1/1969 | 12.6.1969 | 2/1970 | stricken 7.2004 | |
| Zręczny | 353 | Stocznia Marynarki Wojennej, Gdynia | 12/1969 | 15.4.1970 | 12/1970 | stricken 7.2004 | |
| Zwinny | 354 | Stocznia Marynarki Wojennej, Gdynia | 4/1970 | 12.6.1970 | 12/1970 | stricken 7.2004 | |
| Zwrotny | 355 | Stocznia Marynarki Wojennej, Gdynia | 6/1970 | 21.1.1971 | 7/1971 | stricken 10.2003 | |
| Zawzięty | 356 | Stocznia Marynarki Wojennej, Gdynia | 10/1970 | 5.5.1971 | 10/1971 | stricken 7.2004 | |
| Nieugięty | 357 | Stocznia Marynarki Wojennej, Gdynia | 7/1971 | 20.12.1971 | 7/1972 | stricken 10.2003 | |
| Czujny | 358 | Stocznia Marynarki Wojennej, Gdynia | 11/1971 | 25.3.1972 | 9/1972 | stricken 7.2004 |
|
Displacement standard, t |
212 |
|
Displacement full, t |
237 |
|
Length, m |
41.3 |
|
Breadth, m |
6.29 |
|
Draught, m |
1.95 |
|
No of shafts |
2 |
|
Machinery |
2 40DM diesels |
|
Power, h. p. |
5000 |
|
Max speed, kts |
24 |
|
Fuel, t |
diesel oil |
|
Endurance, nm(kts) |
1200(16) |
|
Armament |
2 x 2 - 30/71 AK-230, 2 DCR (12) or 4 mines |
| Electronic equipment |
SRN-231, MR-104 Rys' radars, Tamir-2 sonar |
|
Complement |
20 |
Project history: Polish Project 912M. Steel hulls and aluminium alloy deckhouses, Project 912 with radar aiming of guns (MR-104 Rys' radar was installed). Used by Navy as submarine chasers.
Modernizations: None.
Naval service: No significant events.
Zwinny 1972
© Ivan Gogin, 2016