NAVYPEDIA

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
i	725, later- 611		North Korea			1966	in service (2019)
ii	726, later- 612		North Korea			1966	in service (2019)
iii	727, later- 613		North Korea			1967	in service (2019)
iv	728, later- 614		North Korea			1969	in service (2019)

Technical data

Displacement standard, t	475
Displacement full, t	600
Length, m	62.1
Breadth, m	7.30
Draught, m	2.40
No of shafts	2
Machinery	2 diesels
Power, h. p.	3000
Max speed, kts	21
Fuel, t	diesel oil
Endurance, nm(kts)	2700(18)
Armament	1 x 1 - 100/56 B-24-BM, 1 x 2 - 37/63 V-11M, 4 x 4 - 14.5/89 ZPU-4, 2 DCR, 30 mines
Electronic equipment	Zarnitsa, Don-2 radars, Tamir-10 sonar
Complement	65

Standard scale images

Project history

Large patrol craft escort ships built in Korea in the mid-1960s and closely modelled on the ex-Soviet Tral class minesweepers. They had the same silhouette. Some sources reports about four or five ships built in class (614 and 571, 571 also may be former old Soviet minesweeper)

Modernizations

1990s, all: - 1 x 1 - 100/56, 2 DCR, Zarnitsa radar; + 2 x 2 - 57/70 type 66, 1 x 2 - 37/63 V-11M, 2 x 5 RBU-1200 ASWRL, type 351 radar, 4 6-round decoy RL

Naval service

No significant events.