Editing Hull classification symbol (section)

====Expeditionary support====
Operated by Military Sealift Command, have ship prefix "USNS", hull code begins with "T-".
* EMS: [[List of United States Navy amphibious warfare ships#Expeditionary Medical Ship (EMS)|Expeditionary Medical Ship]], an EPF modified into a hospital ship<ref name=USNI_20230515>{{cite news|title=SECNAV Del Toro Names New Class of Medical Ships After Bethesda Medical Center |date=May 2023 |first=Heather |last=Mongilio |url=https://news.usni.org/2023/05/15/secnav-del-toro-names-new-class-of-medical-ships-after-bethesda-medical-center |newspaper=USNI News |publisher=United States Naval Institute }}</ref>
* EPF: [[List of United States Navy amphibious warfare ships#Expeditionary Fast Transport (EPF)|Expeditionary fast transport]]
* ESB: [[Expeditionary Mobile Base]] (a variant of ESD, formerly  Afloat Forward Staging Base (AFSB))
* ESD: [[List of United States Navy amphibious warfare ships#Expeditionary Transfer Dock (ESD)|Expeditionary Transfer Dock]]
* HST: [[HST-2|High-Speed Transport]] (similar to JHSV, not to be confused with WWII-era [[High-speed transport]] (APD))
* HSV: High-Speed Vessel
* JHSV: Joint High-Speed Vessel (changed to EPF)
* MLP: Mobile Landing Platform (changed to ESD)