Torpedoes

Mk 44

Torpedoes Statistics

Guidance	Active sonar
Weight	196 kilograms196,000 g 0.196 t 432.106 lb 6,913.697 oz
Length	2.5 metres250 cm 0.0025 km 0.00155 mi 8.202 ft 98.425 in
Range	5.5 kilometres5,500 m 550,000 cm 3.418 mi 18,044.619 ft 216,535.433 in
Speed	56 kilometres per hour15.556 m/s 0.0156 km/s 3,062.111 ft/min 51.035 ft/s 1,020.709 yd/m

The Mk-44 torpedo is an active homing torpedo using a salt water-activated electric battery and can be launched from helicopters and fixed-wing aircraft. Once in the water, the torpedo begins a spiral search pattern for target acquisition.

Mk 46

Torpedoes Statistics

Guidance	Homing mode - Active or passive/active acoustic homing
Weight	234.5 kilograms234,500 g 0.235 t 516.984 lb 8,271.744 oz
Length	2.6 metres260 cm 0.0026 km 0.00162 mi 8.53 ft 102.362 in
Range	7.3 kilometres7,300 m 730,000 cm 4.536 mi 23,950.131 ft 287,401.575 in
Speed	83 kilometres per hour23.056 m/s 0.0231 km/s 4,538.486 ft/min 75.642 ft/s 1,512.836 yd/m

The MK-46 torpedo is designed to attack high performance submarines, and is presently identified as the NATO standard. The MK-46 torpedo is designed to be launched from surface combatant torpedo tubes, ASROC missiles and fixed and rotary wing aircraft.

Mk 48

Torpedoes Statistics

Guidance	Wire guided and passive/active acoustic homing
Weight	MK-48 1545.3 kilograms (3,411 pounds), MK-48 ADCAP 1662.75 kilograms (3,671 pounds)
Length	5.79 metres579 cm 0.00579 km 0.0036 mi 18.996 ft 227.953 in
Range	8 kilometres8,000 m 800,000 cm 4.971 mi 26,246.719 ft 314,960.63 in
Speed	52 kilometres per hour14.444 m/s 0.0144 km/s 2,843.389 ft/min 47.39 ft/s 947.801 yd/m

The MK-48 is designed to combat fast, deep-diving nuclear submarines and high performance surface ships. The MK-48 has been in service in the U.S. Navy since 1972. MK-48 ADCAP entered service in 1988.

MK-48 and MK-48 ADCAP torpedoes can operate with or without wire guidance and use active and/or passive homing. When launched they execute programmed target search, acquisition and attack procedures. Both can conduct multiple re-attacks if they miss the target.

MU90

Torpedoes Statistics

Guidance	Passive/active acoustic homing
Weight	304 kilograms304,000 g 0.304 t 670.205 lb 10,723.284 oz
Length	2.850 metres285 cm 0.00285 km 0.00177 mi 9.35 ft 112.205 in
Range	12-25 kilometres
Speed	53-93 kilometres per hour

The MU90 torpedo is a fire-and-forget weapon designed to counter any type of nuclear or conventional submarine, acoustically coated, deploying active or passive homing.