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MINE WARFARE SHIPS
NYMS379 minesweepers (1943/1945)


Photo



  Alta 1949

Ships


Name No Yard No Builder Laid down Launched Comm Fate
NYMS247 (ex-YMS247), 1946- Vinstra 1950- M317   Weaver, Orange, USA 5.1942 14.10.1942 5.1943 // 5.1945 stricken 1959
NYMS305 (ex-YMS305), 1946- Gaula 1950- M318   Rice Bros, E. Boothbay, USA 7.1942 30.9.1943 11.1943 // 5.1945 stricken 6.1963
NYMS377 (ex-YMS377), 1946- Driva 1950- M319   Greenport Basin, USA 2.1943 3.4.1943 8.1943 // 3.1945 stricken 1961
NYMS379 (ex-YMS379), 1946- Alta 1950- M320   Greenport Basin, USA 3.1943 29.5.1943 9.1943 // 3.1945 stricken 1959
NYMS380 (ex-YMS380), 1946- Vorma 1950- M321   Greenport Basin, USA 4.1943 29.5.1943 9.1943 // 3.1945 stricken 1959
NYMS381 (ex-YMS381), 1946- Begna 1950- M322   Greenport Basin, USA 5.1943 17.7.1943 10.1943 // 3.1945 stricken 1961
NYMS382 (ex-YMS382)     Greenport Basin, USA 6.1943 21.8.1943 11.1943 // 3.1945 sunk 7.5.1945
NYMS406 (ex-YMS406), 1946- Rana 1950- M330   Henry C. Grebe, Chicago, USA 1.1943 6.9.1943 11.1943 // 5.1945 stricken 3.1962


Technical data


Displacement standard, t

270

Displacement full, t

320

Length, m

39.6 wl 41.5 oa

Breadth, m

7.47

Draught, m

2.36 full load

No of shafts

2

Machinery

2 diesels

Power, h. p.

800

Max speed, kts

14

Fuel, t

diesel oil

Endurance, nm(kts)

2000 (12)

Armament

1 x 1 - 76/50 Mk 20, 2 x 1 - 20/70 Mk 4, 2 DCT, 2 DCR, mechanical, magnetic, acoustic minesweeping gear

Electronic equipment

presumably SF or SO or SU radar

Complement

60



Standard scale images


<i>YMS379</i> 1945
YMS379 1945


Graphics


  <i>Alta</i> 1949
  Alta 1949


Project history

Former USN YMS class coastal minesweepers.

Modernizations

None.

Naval service

NYMS382 was sunk at Cherbourg 7.5.1945 by German submarine U1023.