WWI U-boat Types


Type UB II

UB coastal torpedo attack boats class


30 boats commissioned

Construction history of type UB II

U-boats# ShipyardWerk #Built during
UB 18 - UB 236Blohm & Voss, Hamburg248- 2531915 - 1916
UB 24 - UB 296A.G. Weser, Bremen238- 2431915 - 1916
UB 30 - UB 4112Blohm & Voss, Hamburg254- 2651915 - 1916
UB 42 - UB 476A.G. Weser, Bremen244- 2491915 - 1916

All U-boats of type UB II

Below are the 30 commissioned U-boats of this type.

UB 18, UB 19, UB 20, UB 21, UB 22, UB 23, UB 24,
UB 25, UB 26, UB 27, UB 28, UB 29, UB 30, UB 31, UB 32,
UB 33, UB 34, UB 35, UB 36, UB 37, UB 38, UB 39, UB 40,
UB 41, UB 42, UB 43, UB 44, UB 45, UB 46 and UB 47

Technical information for type UB II

Displacement:
(tons)
263 (sf)
292 (sm)
324 (total)
Length: (m)36,13 oa
27,13 ph
Beam: (m)4,36 oa
3,85 ph
Draught: (draft)3,70 m
Height:7,34 m
Power: (hp)284 (sf)
280 (sm)
Speed:
(knots)
9,15 (sf)
5,81 (sm)
Range:
(miles / knots)
6650/5 (sf)
45/5 (sm)
Torpedoes:6
2/0 (bow / stern tubes)
Mines:No mines carried
Deck gun:88mm
120 rounds
Crew:23 men
Max depth:ca. 50 m
(164 feet)
sm = submerged, sf = surfaced, ph = pressure hull,
oa = overall, hp = horsepower.