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At a glance
Mark 54 lightweight torpedolarger figure on 0 of 3
Measured figures
Length
Single source8 ft 10.9 in or 106.9 in (2.72 m)[source]
Length
Single sourceConfiguration
| Specification | Mark 54 lightweight torpedo | Torped 45 |
|---|---|---|
| Type | Lightweight ASW torpedo[source] | Lightweight ASW torpedo[source] |
| Place of origin | United States[source] | Sweden[source] |
| In service | 2004–present[source] | 1995–today[source] |
| Used by | United States Navy Royal Australian Navy Royal Canadian Navy Royal Air Force Royal Netherlands Navy Republic of China Navy[source] |
Counts only measures both sources give with the same scope. A larger figure is not a better system.
2,850 mm[source]
Maximum; >
Single source>40 kn (74.1 km/h ; 46.0 mph )[source]
Operational; Operational range
Single source10,000 yd (9.1 km)[source]
Warhead weight
Single source96.8 lb (43.9 kg)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Swedish Navy Pakistan Navy Finnish Navy[source] |
| Designer | Raytheon Systems[source] | — |
|---|
| Designed | 1999[source] | 1995[source] |
|---|
| Unit cost | US$839,320 (FY2014)[source] | — |
|---|
| Produced | 2003[source] | — |
|---|
| Warhead | PBX N-103[source] | — |
|---|
| Blast yield | 238 lb (108 kg) TNT[source] | — |
|---|
| Engine | Reciprocating external combustion[source] | Electric DC motor with gearbox[source] |
|---|
| Propellant | Otto II (liquid)[source] | — |
|---|
| Maximum depth | >450 metres (1,480 ft) (estimate)[source] | — |
|---|
| Guidance system | Active or passive/active acoustic homing[source] | Hydro-acoustic homing combined with wire guidance and on-board computer[source] |
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| Launch platform | Mark 32 Surface Vessel Torpedo Tubes , ASW Aircraft, RUM-139 VL-ASROC[source] | Stationary, surface vessels, submarines and helicopters[source] |
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| Source measurement | The Mark 54 lightweight torpedo (formerly known as lightweight hybrid torpedo , or LHT ) is a standard 12.75-inch (324 mm) anti-submarine warfare (ASW) torpedo used by the United States Navy and several other nations' armed forces.[source]Mark 54 lightweight torpedo · Lead; only the objects and conditions stated in this passage A new version designated Mk 54 Mod 1 Increment 1 was fielded in 2021. As of 2022, the Navy intended to begin operational tests of versions Mod 1 Increment 2 and Mod 2 in 2026 and 2027, respectively. Mod 1 contains updates to sonar and computing hardware, and is replacing Mod 0 in existing inventories.[source]Mark 54 lightweight torpedo · Development; only the objects and conditions stated in this passage | — |
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| Manufacturer | Raytheon[source]Mark 54 · sole-source production award April 2003; full-rate production from October 2004 | Saab Dynamics[source] |
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| Country of origin | United States[source]Inventory Origin column; table 15, row 23, cell 2; revision 1377172304; retrieved 2026-10-01 | — |
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| Variants | — | Mod 1[source] |
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| Reported operators | — |
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