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| Names | Builders | Commissioned | Losses | Transfers | Discarding |
|---|---|---|---|---|---|
21 boats |
North Korea: 21 boats |
1981-1985: 21 boats |
none |
none |
in service (2019): 21 boats |
| Displacement standard, t | |
|---|---|
| Displacement full, t | 25 |
| Length, m | 19.8 |
| Breadth, m | 3.40 hull |
| Draught, m | 1.70 hull |
| No of shafts | 2 |
| Machinery | 2 M-50F-4 diesels |
| Power, h. p. | 2400 |
| Max speed, kts | 45 |
| Fuel, t | diesel oil |
| Endurance, nm(kts) | |
| Armament | 2 x 2 - 14.5/89, 2 - 533 TT |
| Electronic equipment | type 351 radar |
| Complement | 15 - 20 |
Semi-hydrfoil version of 'Sin Hung' class.
None.
No significant events.

