'CHAHO' fast attack craft (rocket) (1974-late 1970s)

1980

Names	66 boats
Builders	North Korea: 66 boats
Completed	1974-late 1970s: 66 boats
Losses	none
Transfers	none
Discarding	late 1990s: 4 boats early 2000s: 3 boats in service (2019): 59 boats

Displacement standard, t

Displacement full, t
82

Length, m
27.7

Breadth, m
6.40

Draught, m
1.80

No of shafts
4

Machinery

4 M50F-4 diesels

Power, h. p.

4800

Max speed, kts

40

Fuel, t

diesel oil

Endurance, nm(kts) 325(19)

Armament

2 x 2 - 14.5/89, 1 x 40 - 122 BM-21 RL

Electronic equipment Zarnitsa or type 351 radar

Complement
24

Project history: Steel-hulled version of Soviet project 183 with BM-21 Grad rocket launcher (40 reloads).

Modernizations: late 1980s-1990s, mostly: - 2 x 2 - 14.5/89; + 1 x 2 - 23/87 ZU-23-2

Naval service: No significant events.

Iranian 'Chaho' 1998

KOREAN PEOPLE'S ARMY NAVAL FORCE (NORTH KOREA)

COASTAL FORCES

'CHAHO' fast attack craft (rocket) (1974-late 1970s)

Displacement standard, t
Displacement full, t	82
Length, m	27.7
Breadth, m	6.40
Draught, m	1.80
No of shafts	4
Machinery	4 M50F-4 diesels
Power, h. p.	4800
Max speed, kts	40
Fuel, t	diesel oil
Endurance, nm(kts)	325(19)
Armament	2 x 2 - 14.5/89, 1 x 40 - 122 BM-21 RL
Electronic equipment	Zarnitsa or type 351 radar
Complement	24