Mark 54 Lightweight Torpedo
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The Mark 54 Lightweight Torpedo is a standard 12.75-inch anti-submarine warfare torpedo used by the United States Navy. Wikipedia
Weight: 608 lb
Blast yield: 238 lb (108 kg) TNT
Diameter: 12.75 in (324 mm)
Engine: Reciprocating external combustion
Guidance system: Active or passive/active acoustic homing
In service: 2004–present
Launch platform: Mark 32 Surface Vessel Torpedo Tubes, ASW Aircraft, RUM-139 VL-ASROC