Allied Warships

HMS MMS 21 (J 521)

Motor minesweeper of the MMS I class

NavyThe Royal Navy
TypeMotor minesweeper
ClassMMS I 
PennantJ 521 
Built byHerd & McKenzie Ltd. (Buckie, Scotland, U.K.) 
Ordered17 Jan 1940 
Laid down 
Launched 
Commissioned11 Jun 1941 
End service 
History

Sold in 1948

 

Commands listed for HMS MMS 21 (J 521)

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CommanderFromTo
1J I Hartnall, RNVR28 May 1941mid 1944

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