The ''Onversaagd'' class was a
ship class of six
minesweepers that were built in the United States for the
Royal Netherlands Navy
The Royal Netherlands Navy ( nl, Koninklijke Marine, links=no) is the naval force of the Kingdom of the Netherlands.
During the 17th century, the navy of the Dutch Republic (1581–1795) was one of the most powerful naval forces in the world an ...
(RNN). They were paid for by the United States under the
Mutual Defense Assistance Program
The Mutual Defense Assistance Act was a United States Act of Congress signed by President Harry S. Truman on 6 October 1949. For US Foreign policy, it was the first U.S. military foreign aid legislation of the Cold War era, and initially to Eur ...
(MDAP). The minesweepers were based on the design of the and taken into service of the RNN between 1954 and 1955.
[Roetering (1997), p. 131. ]
Design
To sweep
naval mines the minesweepers of the ''Onversaagd'' class were equipped with the Wire Mk1, M Mk 6 A, A Mk 6B and the A Mk 4v.
Furthermore, the ships had a single 40 mm gun.
In addition, the minesweepers were equipped with a prototype of the UQS-1, but this mine avoidance
sonar did not meet expectations.
While the ''Onversaagd''-class minesweepers had a range of , it was deemed insufficient, as it meant that the ships could only stay at sea for a maximum of eight to nine days without having to replenish its oil.
[Schoonoord (2012), p. 74.]
Ships in class
* ¹ = later rebuild as
hydrographic survey vessel
A research vessel (RV or R/V) is a ship or boat designed, modified, or equipped to carry out research at sea. Research vessels carry out a number of roles. Some of these roles can be combined into a single vessel but others require a dedicated ...
* ² = later rebuild as
mine clearance support vessel
* ³ = later rebuild as
Submarine support vessel
Citations
References
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{{DEFAULTSORT:Onversaagd-class minesweepers
Onversaagd-class minesweepers
Mine warfare vessel classes