Near-Term Mine Reconnaissance System (NMRS)

The near-term mine reconnaissance system (NMRS) was an interim program developed to bring organic mine warfare capability to the Submarine Force before a long-term system (LMRS) could be completed. NMRS consisted of two torpedo-shaped, tethered unmanned underwater...

Mine Neutralization Vehicles

The mine neutralization vehicle (MNV) is a type of remotely operated vehicle (ROV) used by Navy mine countermeasure (MCM) ships to locate and destroy underwater moored and bottom mines. Development of the MNV began in the mid-1970s by the Naval Ocean Systems Center...

Makakai

Makakai is a two-man, free-swimming submersible that was developed by the Navy to serve as an oceanographic research vehicle as well as a submersible developmental test and demonstration platform for undersea hardware. It features several unique characteristics that...

MK 13 Torpedo

The MK 13 torpedo was the primary air-dropped torpedo of World War II and the first torpedo designed specifically for aircraft use. It was employed extensively by aircraft and patrol torpedo (PT) boats during World War II for anti-ship warfare. Initially flawed in its...

Frame Torpedo

Frame torpedoes were one of the most common, successful types of mines used by the Confederacy during the Civil War. The frame torpedo at the Naval Undersea Museum, here on long-term loan from the Naval History and Heritage Command’s Curator Branch, was employed...