WWI U-boat Types

Type UB I

UB coastal torpedo attack boats class

17 boats commissioned

Construction history of type UB I

U-boats	#	Shipyard	Werk #	Built during
UB 1 - UB 8	8	Germaniawerft, Kiel	239 - 246	1914 - 1915
UB 9 - UB 17	9	A.G. Weser, Bremen	218 - 226	1914 - 1915

All U-boats of type UB I

Below are the 17 commissioned U-boats of this type.

UB 1, UB 2, UB 3, UB 4, UB 5, UB 6, UB 7,
UB 8, UB 9, UB 10, UB 11, UB 12, UB 13, UB 14, UB 15,
UB 16, and UB 17.

Technical information for type UB I

Displacement: (tons)	127 (sf) 142 (sm) 166 (total)
Length: (m)	28,10 oa 23,62 ph
Beam: (m)	3,15 oa 3,15 ph
Draught: (draft)	3,03 m
Height:	7,30 m
Power: (hp)	60 (sf) 120 (sm)

Speed: (knots)	6,47 (sf) 5,51 (sm)
Range: (miles / knots)	1650/5 (sf) 45/4 (sm)
Torpedoes:	2 2/0 (bow / stern tubes)
Mines:	No mines carried
Deck gun:	No deck gun
Crew:	14 men
Max depth:	ca. 50 m (164 feet)

sm = submerged, sf = surfaced, ph = pressure hull,
oa = overall, hp = horsepower.