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Maritime glossary

UUV size classes

Also called XLUUV, extra-large UUV, XL-AUV, LDUUV, large-displacement UUV, heavyweight UUV

US Navy classes of uncrewed undersea vehicles by diameter and weight: man-portable, lightweight, heavyweight, large-displacement and extra-large. Extra-large vehicles, over ≈10 m, launch from piers rather than submarines.

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Undersea vehicles and naval warfare

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