- Source: Black Powder-class support vessel
The Black Powder class is a class of Submarine and Special Warfare Support Vessels under the United States Navy.
Development
All 4 ships were owned by Hornbeck Offshore Services from 2009 but in 2015, the United States Navy purchased all ships and redesignated them. They are named Black Powder, Westwind, Eagleview and Arrowhead.
Ships in class
References
External links
Navsource