Credit
U.S. Navy · Public domain · Public domain · Source ↗
FORCETALLY
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At a glance
Los Angeles-class submarinelarger figure on 3 of 3
Measured figures
Length
Single source362 ft (110 m)[source]
Length
Single sourceConfiguration
| Specification | Los Angeles-class submarine | Shallow Water Combat Submersible |
|---|---|---|
| Range | Refueling required after 30 years[source] | — |
| Power | 1 × S6G nuclear reactor (150–165 MW) 2 × steam turbines (30,000–33,500) shp 1 × shaft 1 × secondary propulsion motor 325 hp (242 kW)[source] | — |
| Builders | Newport News Shipbuilding General Dynamics Electric Boat[source] | Teledyne Brown Engineering[source] |
| Operators | United States Navy[source] | United States Navy Royal Navy (planned)[source] |
Shallow Water Combat Submersiblelarger figure on 0 of 3
Counts only measures both sources give with the same scope. A larger figure is not a better system.
6.8 meters (22 ft)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Preceded by |
|---|
Sturgeon class[source] |
SEAL Delivery Vehicle[source] |
| Succeeded by | Seawolf class[source] | — |
|---|
| Cost | $900 million, 1990 dollars; $1.9 billion, 2024 dollars[source] | $383 million (program cost)[source] |
|---|
| Built | 1972–1996[source] | — |
|---|
| In commission | 1976–present[source] | — |
|---|
| Completed | 62[source] |
|---|
| Active | 18[source] | — |
|---|
| Laid up | — |
|---|
| Retired | 38[source] | — |
|---|
| Preserved | 2 (as moored training ships )[source] | — |
|---|
| Type | Nuclear attack submarine[source] | Submersible , diver propulsion vehicle[source] |
|---|
| Test depth | 450 m (1,480 ft)[source] | >190 feet (58 m)[source] |
|---|
| Sensors & processing systems | BQQ-5 suite which includes active and passive systems sonar , BQS-15 detecting and ranging sonar, WLR-8V(2) ESM receiver, WLR-9 acoustic receiver for detection of active search sonar and acoustic homing torpedoes, BRD-7 radio direction finder, BPS-15 radar[source] | Inertial navigation system , high-frequency sonar for obstacle/mine avoidance and navigation, GPS[source] |
|---|
| Electronic warfare & decoys | WLR-10 countermeasures set[source] | — |
|---|
| Armament | 4 × 21 in (533 mm) torpedo tubes , 37 × Mk 48 torpedo , Tomahawk land attack missile , Harpoon anti-ship missile , Mk 67 mobile, or Mk 60 CAPTOR mines (FLTII and 688i FLTIII have a 12-tube VLS)[source] | SEAL team personal weapons, limpet mines[source] |
|---|
| Country of origin | United States[source] | United States[source]Inventory Origin column; table 2, row 5, cell 2; revision 1373375989; retrieved 2026-09-30 |
|---|
| On order | — | 7 USN, 3 RN[source] |
|---|
| Building | — |
|---|
| Propulsion | — | Lithium-ion batteries powering electric motors[source] |
|---|