Submarines (Unterseeboot • Tengeralattjáró)

Boats marked in gray belonged to German navy (although flying Austrian ensign) and were manned by German crews.

[2] "U 1" class or Simon Lake-type
Seearsenal - Pola, 230/270 t, 30.5×4.8×3.9 m, 10/6 kt, 560/200 hp, 3x 450mm TT, 03.1915 added 1x 37mm, 3+14 p.
U 1 07.1907/02.1909/04.1911 01.1918 training, 10.1918 Pola, 09.1919 Ø, # 1920
U 2 07.1907/04.1909/06.1911

[2] "U 3" class or Germania-Boot type
Friedrich Krupp Germaniawerft - Kiel, 237/296 t, 43.2×4×2.9 m, 12/8.5 kt, 600/340 hp, 1x 37mm, 2x 450mm TT, 3+18 p.
U 3 03.1907/08.1908/09.1909 #135 r† 13.08.1915 41°00'N 18°15'E
U 4 03.1907/11.1908/08.1909 #136 10.1918 Fiume, 09.1919 Ø, # 1920

[2] "U 5" class or Holland type
Whitehead és Tsa. Torpedó- és Gépgyár - Fiume, 240/273 t, 32.1×4.2×3.9 m, 11.5/10 kt, 500/230 hp, 2x 450mm TT (1918 added: U 5 - 1x 37mm, U 6 - 1x 75mm), 4+15 p.
U 5 04.1908/02.1909/04.1910 m† 16.05.1917 Fasana Canal, ⌂ 06.1917-08.1918, training, 10.1918 Pola, 11.1918 Ø, 1919 Venice, # 1919
U 6 02.1908/09.1909/07.1910 e† 10.05.1916 Otranto barrier

[1] "U 12" class or Mod. Holland-type
Whitehead és Tsa. Torpedó- és Gépgyár - Fiume, 240/273 t, 32.1×4.2×4.9 m, 11.5/8 kt, 1x 37mm, 2x 450mm TT, 3+15 p. Renumbered in 08.1814.
U 7 U 12 1909/03.1911/08.1914 08.1914 ex-civilian S.S.3 m† 12.08.1915 Venice, ⌂ 01.1917, #

[1] experimental midget submarine Whitehead és Tsa. Torpedó- és Gépgyár - Fiume, 44/50 t, 12.2×2.7×2.2 m, 7/4 kt, 30 hp, 1+3 p.
 Loligo 1913/08.1914/12.1914 § 09.1915

[+5] "U 7" class
Friedrich Krupp Germaniawerft - Kiel, 791/933 t, 69.5×6.3×3.8 m, 17/11 kt, 2300/1240 hp, 1x 66mm, 5x 450mm TT, 36 p.
U 7 11.1913/04.1914/07.1915 #203 11.1914 req. U 66, miss. 09.1917 North Sea
U 8 11.1913/05.1915/08.1915 #204 11.1914 req. U 67, 11.1918 Ø, # 1921
U 9 12.1913/06.1915/08.1915 #205 11.1914 req. U 68, e† 22.03.1916 51°54'N 10°53'W
U 10 02.1914/06.1915/09.1915 #206 11.1914 req. U 69, miss. 07.1917 Irish Sea
U 11 02.1914/07.1915/09.1915 #207 11.1914 req. U 70, 11.1918 Ø, # 1919/20

[1] "Brumaire" class
Chantiers Navals de Mourillon - Toulon, 407/544 t, 52.2×5.4×3.2 m, 840/520 hp = 12/8 kt, 1x 37mm, 1xII 450mm TT, 6x 450mm TC, 3+15 p.
Data after rebuilt: 425/554 t, 13.5/7 kt, 840/610 hp, 1x 88mm, 1xII 450mm TT, 6x 450mm TC, 28 p.
U 14 1907/07.1912/07.1913 02.1915 ex- Curie [e† 20.12.1914 Pola] ⌂ 02.1915, 06.1915 in service, 02.1916-03.1917 rebuilt, 07.1919 Curie, § 03.1928, # 11.1930

[5\3] proj. 34 or "B I" type ("Okarina")
127.5/142.5 t, 27.9×3.2×3 m, 6/9 kt, 60/120 hp, 1x 7.62 mm MG (10.1916: 1x 37mm, 11.1917: 1x 47mm), 2x 450mm TT, 2+13 p.
• Friedrich Krupp Germaniawerft - Kiel:
U 7 11.1914/04.1915/05.1915 #245 05.1915 ex- UB 7 a† 10.1916 44°30'N 30°15'E
U 8 12.1914/04.1915/04.1915 #246 05.1915 ex- UB 8 05.1916 Пoдвoдник №18, 02.1919 Ø, # 1921
U 9 11.1914/03.1915/03.1915 #241 04.1915 ex- UB 3 miss. 05.1915 Mediterranean Sea
U 10 02.1914/01.1915/06.1915 #239 07.1915 ex- UB 1 e† 09.07.1918 off Caorle, ⌂ 07.1918 Ø, # 1920
• AG "Weser" - Bremen:
U 11 02.1914/03.1915/06.1915 #224 06.1915 ex- UB 15 10.1918 Pola, 09.1919 Ø, # 1919
U 15 04.1915/08.1915/10.1915 #232 10.1918 Pola, 09.1919 Ø, # 1920
U 16 04.1915/08.1915/10.1915 #233 † 17.10.1916 S. Adriatic
U 17 04.1915/08.1915/10.1915 #234 10.1918 Pola, 09.1919 Ø, # 1920
U 26 11.1914/03.1915/03.1915 #223 06.1915 ex- UB 14 11.1918 UB 14, left in Sevastopol, 1919 Ø, # 1920

[0\4] proj. 34 or "C I" type
AG "Weser" - Bremen, 168/182 t, 34×3.2×3.1 m, 6/5.5 kt, 80/175 hp, 1x MG, 12 mines, 1+13 p.
U 18 01.1915/05.1915/06.1915 #228 06.1915 ex- UC 14 10.1916 UC 14, m† 03.10.1917 51°19'N 2°43'E
U 19 01.1915/05.1915/06.1915 #229 06.1915 ex- UC 15 m† 15.11.1916 45°5'N 29°50'E
U 24 01.1915/04.1915/05.1915 #226 06.1915 ex- UC 12 m† 16.03.1916 off Taranto, ⌂ 1916, rebuilt 12.1916, 04.1917 X.1, § 1919
U 25 01.1915/05.1915/05.1915 #227 08.1915 ex- UC 13 b† 29.11.1915 near Karasu

[0\1] "U 19" class
Kaiserliche Werft - Danzig, 650/837 t, 64.1×6.1×3.6 m, 15.5/9.5 kt, 1700/1200 hp, 2x 88mm, 4x 500mm TT, 4+31 p. Renumbered 12.1915.
U 51 U 36 10.1911/02.1913/10.1913 #15 05.1915 ex- U 21 02.1917 U 21, h† 24.02.1919 54°19'N 3°42'W

[0\6] "U 31" class
Friedrich Krupp Germaniawerft - Kiel, 685/878 t, 64.7×6.3×3.6 m, 16.5/10 kt, 1850/1200 hp, 1x 88mm (U 32: 1x 105mm), 4x 500mm TT, 4+31 p.
U 33 11.1912/05.1914/09.1914 #193 09.1915 ex- U 33 10.1918 U 33, 09.1919 Ø, #
U 34 11.1912/05.1914/10.1914 #194 08.1915 ex- U 34 miss. 10.1918
U 35 12.1912/04.1914/11.1914 #195 08.1915 ex- U 35 09.1918 U 35, 12.1918 Ø, # 1920
U 37 11.1912/01.1914/09.1914 #192 11.1916 ex- U 32 e† 08.05.1918 36°7'N 13°28'E
U 38 02.1913/09.1914/12.1914 #198 11.1915 ex- U 38 11.1918 U 38, 02.1920 Ø, # 07.1921
U 39 03.1913/09.1914/01.1915 #199 09.1915 ex- U 39 05.1918 U 39, = 05.1918, interned in Spain, 1919 Ø, # 12.1923

[0\2] proj. 38 or "E I" type
• AG Vulkan-Werke - Hamburg, 755/832 t, 56.8×5.9×4.9 m, 10.5/8 kt, 900 hp, 1x 105mm, 1x 88mm, 2x 500mm TT, 38 mines, 4+28 p.
U 72 1915/10.1915/01.1916 #425 09.1916 ex- U 72 07.1917-09.1918 refit, s† 01.11.1918 Bocche
• Kaiserliche Werft - Danzig, 745/829 t, 56.8×5.9×4.8 m, 9.5/8 kt, 800 hp, 1x 105mm, 2x 500mm TT, 38 mines, 4+28 p.
U 73 1915/06.1915/10.1915 #29 04.1916 ex- U 73 10.1917-05.1918 refit, s† 30.10.1918 Pola

[4] "U 20" or "Havmanden" class
173/210 t, 38.8×4×2.8 m, 13/9 kt, 450/300 hp, 1x 66mm, 2x 450mm TT, 3+15 p.
• Seearsenal - Pola:
U 20 09.1915/09.1916/10.1917 t† 04.07.1918 Gulf of Trieste, ⌂ 07.1962, partially preserved
U 23 12.1915/01.1917/09.1917 e† 21.02.1918 near Otranto
• Ungarische Unterseebootbau AG - Fiume:
U 21 10.1915/08.1916/08.1917 10.1918 Pola, 11.1918 Ø, 1919 Venice, # 1920
U 22 12.1915/10.1917/11.1917 10.1918 Bocche, 09.1919 Ø, # 1920

[2\3] proj. 34 or "B II" type
AG "Weser" - Bremen, 272/305 t, 36.9×4.4×3.7 m, 9/6 kt, 284/280 hp, 1x 88mm, 1x MG, 2x 500mm TT, 2+21 p.
U 42 09.1915/03.1916/03.1916 #244 05.1916 ex- UB 42 10.1918 UB 42, § 11.1918, left in Sevastopol, 1919 Ø, # 1920
U 43 09.1915/04.1916/04.1916 #245 04.1916 ex- UB 43 till 07.1917 German crew, 08-10.1917 refit, 10.1918 Bocche, 09.1919 Ø, # 1919
U 44 09.1915/04.1916/05.1916 #246 05.1916 ex- UB 44 e† 04.08.1916 off Otranto
U 45 09.1915/05.1916/05.1916 #247 05.1916 ex- UB 45 m† 06.11.1916 43°12'N 28°9'E, ⌂ 1936 #
U 46 09.1915/05.1916/06.1916 #248 06.1916 ex- UB 46 m† 07.12.1916 41°26'N 28°35'E
U 47 09.1915/06.1916/07.1916 #249 07.1916 ex- UB 47 till 06.1917 German crew, 07-09.1917 refit, 10.1918 Bocche, 09.1919 Ø, # 1920

[7] proj. 34 or "B II" type (same as above)
268/306 t, 36.9×4.7×3.7 m, 9/7.5 kt, 300/280 hp, 1x 75mm, 1x MG, 2x 450mm TT, 5+14 p.
• Seearsenal - Pola:
U 27 05.1916/10.1916/02.1917 10.1918 Pola, 09.1919 Ø, # 1920
U 28 06.1916/01.1917/05.1917 10.1918 Pola, 11.1918 Ø, 1919 Venice, # 1920
U 40 08.1916/04.1917/08.1917 10.1918 Fiume, 11.1918 Ø, 1919 Venice, # 1920
• Ganz és Danubius Hajógyár Rt. - Bergudi:
U 29 03.1916/10.1916/01.1917 10.1918 Bocche, 09.1919 Ø, # 1920
U 30 03.1916/12.1916/02.1917 miss. 03.1917 Mediterranean
U 31 07.1916/03.1917/04.1917 10.1918 Bocche, 1919 Ø, #
U 32 07.1916/05.1917/06.1917 10.1918 Pola, 09.1919 Ø, # 1920

[0\16] proj. 41 or "C II" type
• Blohm und Voss - Hamburg, 417/493 t, 49.3×5.2×3.7 m, 11.5/7 kt, 500/460 hp, 1x 88mm, 3x 500mm TT, 18 mines, 3+23 p.
U 60 1915/04.1916/09.1916 #272 12.1916 ex- UC 20 10.1918 UC 20, 01.1919 Ø, # 1919/20
U 62 1915/02.1916/06.1916 #267 10.1916 ex- UC 22 10.1918 UC 22, 02.1919 Ø, # 1921
U 63 1915/02.1916/07.1916 #270 09.1916 ex- UC 23 11.1918 UC 23, § 11.1918, left in Sevastopol, 1919 Ø, # 1921
U 88 1915/03.1916/08.1916 #274 02.1917 ex- UC 24 t† 24.05.1917 41°6'N 18°19'E
• Blohm und Voss - Hamburg, 427/509 t, 53.2×5.2×3.7 m, 12/7 kt, 600/460 hp, 1x 88mm, 3x 500mm TT, 18 mines, 3+23 p.
U 74 1915/05.1916/09.1916 #275 01.1917 ex- UC 34 s† 30.10.1918 Pola
U 75 1915/05.1916/10.1916 #276 12.1916 ex- UC 35 e† 16.05.1918 39°48'N 7°42'E
U 77 1915/06.1916/10.1916 #277 01.1917 ex- UC 37 07.1918 UC 37, § 11.1918, left in Sevastopol, 1919 Ø, # 1920
U 78 1915/06.1916/10.1916 #278 01.1917 ex- UC 38 e† 14.12.1917 38°15'N 22°22'E
• AG Vulkan-Werke - Hamburg, 410/493 t, 52.1×5.2×3.6 m, 12/7.5 kt, 580/620 hp, 1x 88 or 105mm, 3x 500mm TT, 18 mines, 3+23 p.
U 93 1916/10.1916/11.1916 #450 03.1917 ex- UC 74 10.1918 UC 74, 11.1918 interned in Spain, 03.1919 Ø, # 1921
• Blohm und Voss - Hamburg, 427/508 t, 50.3×5.2×3.6 m, 12/7.5 kt, 600/620 hp, 1x 88 or 105mm, 3x 500mm TT, 18 mines, 3+23 p.
U 91 1916/08.1916/12.1916 #286 03.1917 ex- UC 67 10.1918 UC 67, 01.1919 Ø, # 1919/20
U 92 1916/08.1916/12.1916 #289 06.1917 ex- UC 73 10.1918 UC 73, 01.1919 Ø, # 1919/20
• AG Vulkan-Werke - Hamburg, 400/480 t, 51.1×5.2×3.7 m, 12/7 kt, 500/460 hp, 1x 88mm, 3x 500mm TT, 18 mines, 3+23 p.
U 89 1915/06.1916/06.1916 #435 04.1917 ex- UC 25 s† 28.10.1918 Pola
U 90 1915/06.1916/07.1916 #437 04.1917 ex- UC 27 10.1918 UC 27, 02.1919 Ø, # 1921
• Friedrich Krupp Germaniawerft - Kiel, 434/511 t, 52.7×5.2×3.6 m, 12/7 kt, 580/620 hp, 1x 88mm, 3x 00mm TT, 18 mines, 3+23 p.
U 94 1916/01.1917/03.1917 #268 07.1917 ex- UC 52 11.1918 UC 52, 01.1919 Ø, # 1919/20
U 95 1916/02.1917/04.1917 #269 06.1917 ex- UC 53 s† 28.10.1918 Pola
U 96 1916/03.1917/05.1917 #270 07.1917 ex- UC 54 s† 28.10.1918 Triest

[0\5] proj. 25 or "Mobilmachungs-Uboote" type
• Friedrich Krupp Germaniawerft - Kiel, 715/902 t, 65.2×6.4×3.6 m, 17/9 kt, 2400/1200 hp, 2x 88mm, 4x 500mm TT, 4+32 p.
U 52 03.1915/12.1915/03.1916 #234 11.1916 ex- U 52 1917 U 52, d† 29.10.1917 Kiel/SY, ⌂ 10.1917, 09.1919 Ø, # 1922
• Friedrich Krupp Germaniawerft - Kiel, 810/927 t, 68.4×6.3×4 m, 16.5/9 kt, 2200/1200 hp, 1x 105mm, 1x 88mm, 4x 500mm TT, 4+32 p. Renumbered in 01.1917.
U 83 U 63 04.1915/02.1916/03.1916 #247 11.1916 ex- U 63 10.1918 U 63, 01.1919 Ø, # 1919/20
U 64 05.1915/02.1916/04.1916 #248 11.1916 ex- U 64 re† 17.06.1918 38°7'N 10°27'E
U 65 06.1915/03.1916/05.1916 #249 11.1916 ex- U 65 s† 28.10.1918 Pola
• Kaiserliche Werft - Danzig, 725/940 t, 65×6.2×3.7 m, 15/10 kt, 2000/1200 hp, 1x 105mm, 4x 500mm TT, 4+32 p.
U 36 1915/08.1915/02.1916 #25 12.1916 ex- U 47 09.1917 training, s† 28.10.1918 Pola

[0\11] proj. 44 or "B III" type
• Blohm und Voss - Hamburg, 516/651 t, 55.3×5.8×3.7 m, 13.5/8 kt, 1100/788 hp, 1x 88mm, 5x 500mm TT, 3+31 p.
U 79 1916/01.1917/06.1917 #293 09.1917 ex- UB 48 s† 28.10.1918 Pola
U 80 1916/01.1917/06.1917 #294 10.1917 ex- UB 49 10.1918 UB 49, 01.1919 Ø, # 1920
U 81 1916/01.1917/07.1917 #295 09.1917 ex- UB 50 10.1918 UB 50, 01.1919 Ø, # 1922
U 82 1916/03.1917/07.1917 #296 10.1917 ex- UB 51 10.1918 UB 51, 01.1919 Ø, # 1922
U 83 1916/03.1917/08.1917 #297 10.1917 ex- UB 52 t† 23.05.1918 41°36'N 18°52'E
U 84 1916/03.1917/08.1917 #298 11.1917 ex- UB 53 ms† 03.08.1918 39°40'N 18°40'E
• Friedrich Krupp Germaniawerft - Kiel, 513/647 t, 55.8×5.8×3.7 m, 13/7.5 kt, 1100/788 hp, 1x 88mm, 5x 500mm TT, 3+31 p.
U 66 1916/05.1917/08.1917 #284 12.1917 ex- UB 66 e† 18.01.1918 38°30'N 24°25'E
U 68 1917/07.1917/10.1917 #286 01.1918 ex- UB 68 e† 04.10.1918 35°56'N 16°20'E
• Blohm und Voss - Hamburg, 519/649 t, 55.3×5.8×3.7 m, 13.5/7.5 kt, 1100/788 hp, 1x 105mm, 5x 500mm TT, 3+31 p.
U 97 1917/07.1917/01.1918 #311 05.1918 ex- UB 105 10.1918 UB 105, 01.1919 Ø, # 1922
• AG "Weser" - Bremen, 512/643 t, 55.8×5.8×3.7, 14/8 kt, 1060/788 hp, 1x 105mm, 5x 500mm TT, 3+31 p.
U 54 07.1917/04.1918/05.1918 #301 09.1918 ex- UB 128 10.1918 UB 128, 02.1919 Ø, # 1921
U 55 08.1917/05.1918/06.1918 #302 10.1918 ex- UB 129 s† 31.10.1918 Fiume, ⌂ 1957 #

[1] improved "B II" (German) type
Seearsenal - Pola, 275/320 t, 37.7×4.8×3.7 m, 9.5/6.5 kt, 400/280 hp, 1x 75mm, 2x 450mm TT, 5+14 p.
U 41 02.1917/11.1917/02.1918 10.1918 Bocche, 09.1919 Ø, # 1920

[1] "Holland XXVII-B" type
Nevskij sudomehaničeskij Zavod - S. Peterburg, 33/44 t, 20.4×2.2×1.8 m, 8/6 kt, 2x 450mm TT, 4 p. In lower Danube & Black Sea.
U 63 05.1912/09.1914/11.1914 03.1918 ex- №3 § 05.1918, # 1921

[+4] "U 48" class
818/1183 t, 73.3×6.7×3.3 m, 16/8.5 kt, 2400/1200 hp, 2x 88, 6x 450mm TT, 5+27 p. Renumbered in 1916.
• Seearsenal - Pola:
U 85 U 48 05.1916/11.1916/- 11.1918 Ø, # 1920
U 86 U 49 05.1916/12.1916/-
• DGT Óbudai Hajógyára - Budapest:
U 58 1918/-/- unfinished
U 59

[+4] proj. 853 or "U 50" class
Ganz és Tsa. Danubius Gép-, Waggon- és Hajógyár Rt. - Bergudi, 840/1100 t, 71.6×6.3×3.8 m, 16.5/9 kt, 2300/1200 hp, 2x 100, 1x MG, 6x 450mm TT, 5+28 p. Renumbered in 1916.
U 87 U 50 02.1916/03.1917/- 11.1918 unfinished, # 1920
U 51 02.1916/04.1917/-
U 56 1918/-/- 11.1918 unfinished, #
U 57

[+4] "U 52" class
Austria-Werft AG - Triest, 848/1136 t, 76×6.8×3.5 m, 16/9 kt, 2400/1480 hp, 2x 100 (U 52-53) or 120 (U 54-55) mm, 6x 450mm TT, 5+35 p.
U 52 12.1917/-/- 11.1918 unfinished, # 1919
U 53
U 54 1918/-/-
U 55

[+12] "U 101" class
498/620 t, 55.1×5.8×3.6 m, 13/8 kt, 1060/788 hp, 1x 100mm, 1x 7.62mm MG, 5x 450mm TT, 5+21 p. Renumbered in 1917.
• Seearsenal - Pola:
U 88 U 101 12.1916/12.1917/- 11.1918 unfinished, # 1919
U 89 U 102 12.1916/01.1918/-
U 90 U 103 12.1916/05.1918/-
• Cantieri Navale Triestino - Monfalcone:
U 91 U 104 12.1916/08.1918/- 11.1918 unfinished, # 1919
U 92 U 105 12.1916/08.1918/-
U 93 U 106 12.1916/08.1918/-
U 118-U 120 - cancelled 1918

[+8+21] "U 107" class
Ganz és Tsa. Danubius Gép-, Waggon- és Hajógyár Rt. - Bergudi, 513/647 t, 55.8×5.8×3.9 m, 13.5/7.5 kt, 1100/580 hp, 1x 100mm, 5x 450mm TT, 5+24 p. Renumbered in 1917.
U 94 U 107 01.1917/03.1918/- unfinished, # 1919
U 95 U 108 01.1917/04.1918/-
U 96 U 109 01.1917/09.1918/-
U 97 U 110 01.1917/10.1918/-
U 111-U 114 Ganz & Danubius cancelled 1918
U 115-U 117 Austria-Werft
U 121-U 141 planned

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