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K 27

Built By: Vickers (Barrow)
Build Group: K2
Fate: Construction cancelled.

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K2 Specification
Displacement  2,140 long tons (2,170 t) surfaced
  2,530 long tons (2,570 t) submerged
Length  351 ft
Beam  28 ft 6 inch
Draught  19 ft 9 inch
Propulsion  2 × Brown-Curtis or Parsons geared steam turbines, 10,500 shp (7,830 kW) each
  2 × Oil-fired Yarrow boilers
  4 × Electric motors, 1,440 hp (1,070 kW) each
  1 × Vickers diesel generator for charging batteries on the surface, 800 hp (600 kW)
  2 screws
Speed  23.5 knots (27.0 mph; 43.5 km/h) surfaced
  9 knots (10 mph; 17 km/h) submerged
Range (Surfaced)  1,200 nmi (2,200 km) at full speed
  12,760 nmi (23,630 km) at 10 knots
Range (Submerged)  8 nmi (15 km) at 8 knots
  30 nmi (56 km) at 4 knots
Test depth  250 ft
Complement  59 (6 officers and 53 ratings)
Armament  6 × 21 inch (533 mm) bow torpedo tubes
  4 × 18 inch (450 mm) beam torpedo tubes
  8 spare torpedoes
  2 × 4 in (100 mm) guns
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Ultimatum (P 34)


Class: 1936 - 1958: U Class
Built By: Vickers (Barrow)
Build Group: U2
Fate:
Sold on 23rd December 1949 and subsequently scrapped at Port Glasgow.
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