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Porpoise Class (1958) Submarines SSK Specification 

Crew :

71. To Porpoise Class (1958) SSK Ships :
Displacement : 2080 tons surfaced, 2450 tons dived.

Dimensions :

290ft x 26ft 6in x 18ft
88.39m x 8.10m x 5.48m
Diving Depth : ?
Range : 9,000nm @ 12kts surfaced.

Sensors:

Type 1006 navigation radar;
Type 187 bow sonar;
Type 197 intercept sonar.
Armament: 6 x 21in bow torpedo tubes;
2 x 21in stern torpedo tubes;
30 torpedoes, usually Mk 8 or Mk 23 or mines.
Power plant : 2 x ASR 16VVS AS21 diesel generators total 3,680bhp;
2 x English Electric main motors total 12,000hp;
2 x 880v batteries each of 224 cells;
Twin propeller shafts.

Max Speed :

12 knots surfaced, 17 knots dived.
This page last edited - 19 January, 2013.

Copyright Ian M King, except where otherwise indicated.