NAVYPEDIA

Ships

Names	Builders	Commissioned	Losses	Transfers	Discarding
MSB1 - 4	Norfolk NYd, Portsmouth: MSB1, 2 Mare Is N Yd, Vallejo: MSB3, 4	1945 by US Army // 1949 by Navy: MSB1-4	none	South Korea, 1961: MSB2 (1 비봉 [Bibong]) Taiwan, 1961: MSB4 (MSB12)	early 1960s: MSB1, 3

100 - 1000 t displacement/ BRT tonnage vessels

Names

MSB1 - 4

Builders

Norfolk NYd, Portsmouth: MSB1, 2

Mare Is N Yd, Vallejo: MSB3, 4

Commissioned

1945 by US Army // 1949 by Navy: MSB1-4

Losses

none

Transfers

South Korea, 1961: MSB2 (1 비봉 [Bibong])

Taiwan, 1961: MSB4 (MSB12) Discarding early 1960s: MSB1, 3

Technical data

Displacement standard, t
Displacement full, t	42
Length, m	17.5
Breadth, m	4.80
Draught, m	1.30
No of shafts	2
Machinery	2 diesels
Power, h. p.	300
Max speed, kts	12
Fuel, t	diesel oil 15.8
Endurance, nm(kts)
Armament	mechanical minesweeping gear
Complement	6

Standard scale images

Project history

Small minesweeping boats intended for harbour service. They originally were built for US Army and transferred to USN in 1949.

Modernizations

None.

Naval service

No significant events.