Htms O90 -

Here’s a professional write-up for , structured for use in a naval database, museum exhibit caption, or historical summary. HTMS O90 – Royal Thai Navy Vessel Type Coastal Patrol Boat / Training Vessel Background & Origin HTMS O90 is a vessel of the Royal Thai Navy, originally part of a series of small craft designed for inshore patrol, surveillance, and crew training. Vessels with the “O” prefix in Thai naval service typically denote smaller patrol or support craft, often built domestically or acquired through regional transfers.