Salvor was laid down on 16 September 1983 by Peterson Builders, Sturgeon Bay, Wisconsin; launched on 28 July 1984; and commissioned on 14 June 1986.

USNS Rappahannock is a Henry J. Kaiser-class underway replenishment oiler operated by the Military Sealift Command to support ships of the United States Navy.

USNS Millinocket (T-EPF-3), (formerly JHSV-3), (ex-Fortitude) is the third Spearhead-class expeditionary fast transport, which is part of the United States Military Sealift Command and was built in Mobile, Alabama.