|
| The D
version of type II were of course based on the earlier A, B and C boats. Added external
fuel bunkers to further increase the operational length, was the basic difference. These
extra tanks more than trippled the operational radius compared to type II A. 16 were built: U 137 - U 152.
|
| Description: |
Coastal / Conventional |
| First launched: |
1938 |
| Complement, Off / Men |
3 / 22 |
| Displacement surf: |
291 t |
| Displacement subm: |
435 t |
| Length: |
43,9 m |
| Beam, max: |
4,1 m |
| Depth: |
3,8 m |
| Max speed surfaced: |
12,0 kt |
| Max speed submerged: |
7,0 kt |
| Radius surfaced: |
1900 sm at 12 kt
3800 sm at 8 kt |
| Radius submerged: |
56 sm at 4 kt |
| Max diving depth: |
150 m |
| Diving time,
stationary: |
25 sec (to come to 10
m) |
| Diving time, alarm
moving: |
-25 sec |
| Oil fuel carried: |
38 t |
| Torpedo tubes, bow /
stern: |
3 / 0 |
| Nr of torpedoes /
mines: |
5 / 18 |
| Guns fitted: |
None or 1 or 2, 20 mm
AA with 850 rds. After 1940: 4. 20 mm AA.
(As type II A, II B and II C). |
| |
|
Off = Officers, surf = surfaced, subm = submerged,
max = maximum, Nr = number, t = tons, m = metres, mm = millimetres,
kt = knots, sm = sea miles, sec = seconds, AA = Anti Aircraft, rds = rounds
+ = more than, - = less than, x = No/none, ? = unknown
Please note that some figures are to be considered approximate.
Main sourse for The Boats Section is the excellent book "U-boats
under the Swastika" by J.P. Mallman Showell, ISBN: 0 7110 0379 3. |
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