home

fighting ships of the world

KRIEGSMARINE (GERMANY)

ESCORTS

"MOB-FD" patrols (1940-1942)

UJ175 1941

Name No Yard No Builder Laid down Launched Comp Fate
Mob-FD1 Saturn 13, 6/1943- NN12, 5/1944- V6308 738 Norderwerft Köser & Meyer, Hamburg   1940 12/1940 surrendered 5/1945, GMSA 9/1945, to Soviet Union 1947
Mob-FD2 Jupiter 24, 6/1943- NN11, 5/1944- V6307 739 Norderwerft Köser & Meyer, Hamburg   1940 10/1940 sunk 17/7/1944
Mob-FD3 Mars 31, 11/1941- UJ1214 740 Norderwerft Köser & Meyer, Hamburg   10/12/1940 12/1941 sunk 4/10/1943
Mob-FD4 UJ1406 9 Vulcan, Stettin   1941 3/1942 sunk 15/1/1943
Mob-FD5 UJ130, 8/1941- UJ1206 437 Ottensener Eisenwerke, Hamburg   4/1/1941 7/1941 surrendered 5/1945, sold 8/1945
Mob-FD6 UJ1110 438 Ottensener Eisenwerke, Hamburg   9/6/1941 11/1941 sunk 9/7/1942
Mob-FD31 (ex-Najade) UJ175 292 Unterweser-AG, Bremerhaven   23/7/1940 10/1940 sunk 7/1/1941
Mob-FD32 UJ173 293 Unterweser-AG, Bremerhaven   1/10/1940 12/1940 sunk 8/5/1941
Mob-FD33 UJ126, 8/1941- UJ1201 294 Unterweser-AG, Bremerhaven   30/11/1940 2/1941 surrendered 5/1945, sold mercantile
Mob-FD34 V415, 10/1943- V814 295 Unterweser-AG, Bremerhaven   1/3/1941 8/1941 surrendered 5/1945, to USA 1945
Mob-FD35 UJ120, 8/1941- UJ1405 296 Unterweser-AG, Bremerhaven   24/5/1941 8/1941 sunk 8/1944
Mob-FD36 UJ1111 297 Unterweser-AG, Bremerhaven   22/9/1941 12/1941 sunk 20/10/1944
Mob-FD61 UJ175, 8/1941- UJ1705 515 Werft Nobiskrug, Rendsburg   12/10/1940 4/1941 sunk 17/7/1943
Mob-FD62 UJ172, 8/1941- UJ1702 516 Werft Nobiskrug, Rendsburg   4/12/1940 5/1941 sunk 1/2/1944
Mob-FD63 UJ173, 8/1941- UJ1703 517 Werft Nobiskrug, Rendsburg   30/4/1941 8/1941 sunk 5/3/1944
Mob-FD64 UJ1207 518 Werft Nobiskrug, Rendsburg   3/7/1941 1/1942 surrendered 5/1945, to USA 1945
Mob-FD65 (ex-Vierlande) UJ1712 519 Werft Nobiskrug, Rendsburg   11/11/1941 5/1942 surrendered 5/1945, sold 9/1945
Mob-FD81 UJ129, 8/1941- UJ1205 426 Jos. L. Meyer, Papenburg   28/3/1941 8/1941 collision 1/12/1942
Mob-FD82 UJ117 427 Jos. L. Meyer, Papenburg   4/4/1941 8/1941 sunk 30/9/1941
Mob-FD83 UJ1407 438 Jos. L. Meyer, Papenburg   7/8/1941 11/1941 lost 4/1944
Mob-FD84 UJ1408 439 Jos. L. Meyer, Papenburg   6/12/1941 4/1942 sunk 30/6/1944

 

Displacement standard, t

 

Displacement full, t

Mob-FD1 - 3: 869

Mob-FD4 - 6, 31 - 36, 61 - 65: 885

Mob-FD81 - 84: 835

Length, m

Mob-FD1 - 3: 53.4 wl 57.8 oa

Mob-FD4 - 6, 31 - 36, 61 - 65, 81 - 84: 52.0 wl 58.9 oa

Breadth, m

8.40

Draught, m

Mob-FD1 - 3: 4.03

Mob-FD4 - 6, 31 - 36, 61 - 65: 3.80

Mob-FD81 - 84: 4.00

No of shafts

1

Machinery

VTE with exhaust steam turbine, 1 fire-tube boiler

Power, h. p.

Mob-FD1 - 3, 81 - 84: 700

Mob-FD4 - 6, 31 - 36, 61 - 65: 800

Max speed, kts

Mob-FD1 - 6, 31 - 36, 61 - 65: 11

Mob-FD81 - 84: 10

Fuel, t

Mob-FD1 - 4, 31 - 36, 61 - 65: coal 198

Mob-FD5, 6: oil 230

Mob-FD81 - 84: coal 190

Endurance, nm(kts)

5500(12)

Mob-FD81 - 84: 3600(12)

Armament

Mob-FD1 - 3: 1 x 1 - 88/42 SK C/35, 1 x 1 - 20/65 C/38, 4 x 1 - 533 TT, 2 DCR (30)

Mob-FD4 - 6, 31 - 36, 61 - 65, 81 - 84: 1 x 1 - 88/42 SK C/30, 1 x 1 - 20/65 C/38, 1 x 1 - 13/94, 4 DCT (76)

Complement

70

Ship project history: Special project of patrol ship / submarine chaser based on design of trawler Uhlenhorst of Norderwerft with enhanced compartment division, strengthened stem and stern and double bottom at about half of length.

Modernizations: Mob-FD1 - 3, 1941: - 4 x 1 - 533 TT, 2 DCR; + 1 x 1 - 13/94, 4 DCT (76 DC).

all survived, 1943: - 1 x 1 - 13/94; + 1 x 1 - 37/80 SK C/30, 1 x 4 - 20/65 C/38, 4 x 1 - 20/65 C/38

Naval service: V6308 (Mob-FD1) was badly damaged by Allied aircraft 22/10/11944 off Sylte Fjord but transferred to GMSA 9/1945 and later transferred to the USSR. V6307 (Mob-FD2) was sunk by Allied aircraft 17/7/1944 off Loppen. UJ1214 (Mob-FD3) was mined 4/10/1943 in Bussesund. UJ1406 (Mob-FD4) was bombed by Allied aircraft 15/1/1943 at Lorient. UJ1110 (Mob-FD6) was mined 9/7/1942 off Hammerfest. UJ175 (Mob-FD32) was mined 7/1/1941 S off Feiestein. UJ1201 (Mob-FD33) was sunk by torpedo 26/9/1941 from British submarine Tigris W of Nordkap, aft part of ship was towed to Rostock and 29/4/1944 ship was commissioned again. UJ1405 (Mob-FD35) was sunk in 1944 at St. Nazaire by Allied aircraft. UJ1111 (Mob-FD36) was torpedoed by British submarine Sceptre 20/10/1944 NW Egersund. UJ1705 (Mob-FD61) was sunk by British aircraft 17/7/1943 SW off Bergen. UJ1702 (Mob-FD62) was sunk 1/2/1944 by British aircraft W off Stadlandet. UJ1703 (Mob-FD63) was sunk by Allied air torpedo 5/3/1944 off Lindesnes. UJ1205 (Mob-FD81) sunk after collision with minesweeper M29 1/12/1942 off Suursaaki. UJ117 (Mob-FD82) was mined off Hangö 30/9/1941. UJ1407 (Mob-FD83) was lost by unknown cause after April, 1944, salvaged by Italians. UJ1408 (Mob-FD84) was sunk by Allied aircraft 30/6/1944 off Concarneau.

 

Ivan Gogin, 2008-14