Data for D621 Surcouf.
Completed:1956-1957
Displacement: 2750 tons standard, 3750 tons full load
Dimensions: Lenght over all: 128,5m (422ft)
Beam: 12,7m (42ft)
Draught: 5m (16ft 5in)
Propulsion: 4 Indret boilers;
2-shaft Rateau geared steam turbines;
47 000 MW (63 000 hp) = 32 kt
Weapons: AAW: 3 twin 5in (127mm) DP
3 twin 57mm AA
3 single 40 mm AA
ASW: 2 triple banks of 550mm tubes for short torpedoes.
ASuW: (Main guns)
2 triple banks of 550mm tubes for long torpedoes
Sensors: Surveillence: DRBV-20A, DRBV-30, DRBV 11
Fire Control:
Sonars: DUBV-1B, DUBA-1B
Complement: 19 + 328
This was the original configuration. D621 Surcouf and most of her sisters were modified during their long service life.

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