Submerged Attack
Traveling under the surface to search, track, and / or engage or reconnoiter areas.
Maritime Patrol
Active patroling of vital waterways and maritime areas; can also serve as local deterrence against airborne and seaborne threats.
Fleet Support
Serving in support (either firepower or material) of the main surface fleet in Blue Water environments.
251.2 feet
(76.57 meters)
Length
22.0 feet
(6.71 meters)
Beam
17.0 feet
(5.18 meters)
Draught
1,475
tons
Displacement
1,830
tons
Displacement (Submerged)
2 x Diesel engines with 2 x Electric motors developing 4,000 horsepower to 2 x Shafts.
Propulsion
15.2 knots
(17.5 mph)
Surface Speed
13.0 knots
(15.0 mph)
Submerged Speed
7,821 nm
(9,000 miles | 14,484 km)
Range
1 knot = 1.15 mph; 1 nm = 1.15 mile; 1 nm = 1.85 km
ORIGINAL:
8 x 533mm (21") torpedo tubes (six bow-facing, two stern-facing).
28 x naval mines could also be carried in the place of torpedo armament.
ALTERNATIVE (Chinese Type 033):
14 x 533mm (21") torpedo tubes OR 28 x Naval mines.