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| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
|---|---|---|---|---|---|---|---|
| Kralj Petar Krešimir IV (ex-Сергеj Машера [Sergei Mašera]) | 11 | Brodogradilište Kraljevica | 21.3.1992 | 7.7.1992 | in service (2020) | ||
| Kralj Dmitar Zvonimir (ex-Милан Спасиђ [Milan Spasič]) | 12 | Brodogradilište Kraljevica | 30.3.2001 | 16.9.2001 | in service (2020) |
| Displacement standard, t | 350 |
|---|---|
| Displacement full, t | 385 |
| Length, m | 11: 50.0 pp 53.6 oa 12: 54.3 oa |
| Breadth, m | 8.54 |
| Draught, m | 2.00 |
| No of shafts | 3 |
| Machinery | 3 M-504B-2 diesels |
| Power, h. p. | 15000 |
| Max speed, kts | 36 |
| Fuel, t | diesel oil |
| Endurance, nm(kts) | 11: 1700(20) 12: 1700(18) |
| Armament | 4 x 1 RBS-15 SSM (4 RBS-15), 1 x 1 - 57/70 SAK-57 Mk 1, 1 x 6 - 30/54 AK-630, 2 x 1 - 12.7/90, 4 - 6 mines |
| Electronic equipment | Decca RM1290A, Decca BT502, 9LV249 Mk 2 radars, PP10M sonar, 2x Barricade decoy RL |
| Complement | 33 |
Type 400 (Kobra) was designed and ordered in Yugoslavia but completed for independent Croatia. Planned replacement of M-504 diesels by MTU did not realized.
None.
No significant events.

